PERBANDINGAN PENGARUH POST ISOMETRIC RELAXATION DAN …eprints.umm.ac.id/42045/1/pendahuluan.pdf ·...
Transcript of PERBANDINGAN PENGARUH POST ISOMETRIC RELAXATION DAN …eprints.umm.ac.id/42045/1/pendahuluan.pdf ·...
P E R B A N D I N G A N P E N G A R U H P O S T I S O M E T R I C
RELAXATION DAN MYOFASCIAL RELEASE TERHADAP
NYERI LEHER PADA KARYAWAN TATA USAHA
UNIVERSITAS MUHAMMADIYAH MALANG
SKRIPSI
Diajukan Sebagai Salah Satu Syarat
Untuk Memperoleh Gelar Sarjana Fisioterapi
OLEH
FERNIA JULANTIKA
201410490311022
PROGRAM STUDI S1 FISIOTERAPI
FAKULTAS ILMU KESEHATAN
UNIVERSITAS MUHAMMADIYAH MALANG
2018
S K R I P S I
P E R B A N D I N G A N P E N G A R U H P O S T I S O M E T R I C
RELAXATION DAN MYOFASCIAL RELEASE TERHADAP
NYERI LEHER PADA KARYAWAN TATA USAHA
UNIVERSITAS MUHAMMADIYAH MALANG
Diajukan Sebagai Salah Satu Syarat
Untuk Memperoleh Gelar Sarjana Fisioterapi
OLEH
FERNIA JULANTIKA
201410490311022
PROGRAM STUDI S1 FISIOTERAPI
FAKULTAS ILMU KESEHATAN
UNIVERSITAS MUHAMMADIYAH MALANG
2018
KATA PENGANTAR
Puji syukur penulis panjatkan kehadirat Allah SWT atas limpahan rahmat,
hidayah, dan keridhaan-Nya sehingga penulis dapat menyelesaikan skripsi dengan
judul “Perbandingan Pengaruh Post Isometric Relaxation Dan Myofascial
Release Terhadap Nyeri Leher Pada Karyawan Tata Usaha Universitas
Muhammadiyah Malang”. Skripsi ini disusun sebagai salah satu syarat untuk
memperoleh gelar Sarjana Fisioterapi di Program Studi S1 Fisioterapi, Fakultas Ilmu
Kesehatan, Universitas Muhammadiyah Malang.
Penulis menyadari bahwa tugas akhir ini tidak dapat diselesaikan berkat
bantuan, motivasi, dukungan, dan bimbingan dari berbagai pihak. Penulis tidak lupa
mengucapkan terimakasih yang sebesar-besarnya kepada beberapa pihak sebagai
berikut.
1. Bapak Drs. H. Fauzan, M.Pd., selaku Rektor Universitas Muhammadiyah
Malang.
2. Bapak Faqih Ruhyanudin, M.Kep., Sp. Kep.MB., selaku Dekan Fakultas Ilmu
Kesehatan, Universitas Muhammadiyah Malang.
3. Ibu Atika Yulianti, SST.Ft., M.Fis., selaku pembimbing skripsi dan Ketua
Program Studi S1 Fisioterapi, Fakultas Ilmu Kesehatan, Universitas
Muhammadiyah Malang, yang telah memberikan waktu, saran, dan arahan
dalam penyusunan skripsi ini.
4. Ibu putri selaku dosen penguji yang selalu memberikan waktu, saran, arahan,
pikiran, kesabaran, do’a dan motivasi.
5. Ibu Nungki Marlian Yuliadarwati, SST.Ft., M.Kes., selaku penguji skripsi yang
telah memberikan waktu, saran, dan arahan dalam penyusunan skripsi ini.
6. Staff Dosen, TU, dan Biro Skripsi Fisioterapi, Fakultas Ilmu Kesehatan,
Universitas Muhammadiyah Malang yang telah memberikan waktu, kesabaran,
ilmu pengetahuan, dan pengalaman selama proses perkuliahan dari awal
sampai akhir penulisan skripsi ini.
7. Kedua orangtua penulis, Bapak Sutikno Hadi dan Ibu Uniyah, yang selalu
memberikan kasih sayang, dorongan, semangat, dan do’a yang tulus sehingga
penulis dapat menyelesaikan proses perkuliahan S1 Fisioterapi. Terima kasih
banyak telah menjadi pendengar yang baik dan motivator yang luar biasa
sehingga penulis dapat menyelesaikan skripsi ini.
8. Kakak dan kakak ipar serta keluarga penulis yang telah memberikan do’a dan
semangat dalam menyelesaikan penulisan skripi ini.
9. Dimas Mayong yang telah menemani penulis selama proses penelitian
berlangsung dan selalu menjadi pendengar serta pemberi solusi yang baik bagi
penulis.
10. Een, Kieko, Etak, Yunita, Dhani, dan Amin yang selalu memberikan bantuan,
motivasi, selalu menjadi pendengar di setiap masalah yang dialami penulis
selama perkuliahan sampai pada tahapan akhir ini.
11. Mbak Feve, Ditha Latifah, Afriana, yang selalu memberikan semangat dan
bantuan untuk menyelesaikan penyusunan skripsi ini.
12. Teman-teman Fisioterapi A 2014 yang telah membantu proses perkuliahan
penulis dari awal sampai akhir proses penyusunan skripsi ini. Semoga cepat
menyusul dan menyelesaikan studinya tahun ini.
13. Teman-teman Aslab 2017 dan praktikan angkatan 2017 & 2015 yang
memberikan energy berupa semnagat dan motivasi.
14. Teman-teman UKM SANGSEKARTA 2016/2017.
15. Teman-teman UKM SANGSEKARTA 2017/2018.
Semoga Allah SWT memberikan balasan yang berlipat ganda kepada semua
pihak. Penulis memohon maaf yang sebesar-besarnya jika ada kesalahan dan hal
yang kurang berkenan di hati. Penulis menyadari bahwa penulisan skripsi ini masih
banyak kekurangan. Oleh karena itu, penulis sangat mengharapkan kritik dan saran
yang membangun. Semoga skripsi ini bermanfaat bagi kita semua.
Malang, 21 Mei 2018
Fernia Julantika
i
DAFTAR ISI
DAFTAR ISI ................................................................................................................. i
DAFTAR TABEL ....................................................................................................... iii
DAFTAR DIAGRAM ................................................ Error! Bookmark not defined.
DAFTAR BAGAN .................................................... Error! Bookmark not defined.
DAFTAR LAMPIRAN............................................................................................................ vi
LEMBAR PERSETUJUAN....................................................................................... vii
PERNYATAAN PERSETUJUAN ........................................................................... viii
LEMBAR PENGESAHAN ........................................................................................ ix
SURAT PERNYATAAN KEASLIAN PENELITIAN ............................................... x
KATA PENGANTAR ................................................................................................ xi
ABSTRAK ................................................................................................................ xiii
BAB I PENDAHULUAN ............................................................................................ 1
A. Latar Belakang ......................................................................................... 1
B. Rumusan masalah .................................................................................... 4
C. Tujuan penulisan ...................................................................................... 5
D. Manfaat penulisan ................................................................................... 5
F. Keaslian penelitian ................................................................................... 6
BAB II TINJAUAN PUSTAKA .................................................................................. 9
A. Anatomi ................................................................................................... 9
B. Konsep Nyeri ......................................................................................... 14
C. Myofascial Pain Syndrome .................................................................... 21
D. Myofascial Release ................................................................................ 25
E. Post Isometric Relaxation ...................................................................... 30
F. Instrumen pengukuran nyeri................................................................... 34
BAB III KERANGKA KONSEP DAN HIPOTESIS ................................................ 35
A. Kerangka Konsep .................................................................................. 35
B. Hipotesis ................................................................................................ 36
BAB IV METODE PENELITIAN ............................................................................ 37
A. Desain penelitian ................................................................................... 37
B. Kerangka penelitian ............................................................................... 38
C. Populasi .................................................................................................. 39
D. Sampel ................................................................................................... 39
E. Sampling ................................................................................................ 39
F. Definisi operasional ............................................................................... 40
G. Tempat penelitian .................................................................................. 41
H. Waktu Penelitian ................................................................................... 41
I. Etika Penelitian ....................................................................................... 41
J. Alat Pengumpulan Data .......................................................................... 42
K. Prosedur Pengumpulan Data ................................................................. 43
L. Rencana Analisis Data ........................................................................... 45
BAB V HASIL PENELITIAN DAN ANALISIS DATA ......................................... 48
A. Karakteristik Responden........................................................................ 48
B. Uji Hipotesa ........................................................................................... 52
BAB VI PEMBAHASAN .......................................................................................... 56
A. Interpretasi Hasil dan Diskusi Hasil Penelitian ..................................... 56
B. Pengaruh Intervensi Post Isometric Relaxation pada ........................... 58
C. Nyeri Leher Karyawan Tata Usaha UMM ............................................ 58
D. Pengaruh Intervensi Myofascial Release pada Nyeri Leher Karyawan
Tata Usaha UMM ....................................................................................... 60
E. Perbandingan Pengaruh Pemberian Post Isometric Relaxation dan
Myofascial Release ..................................................................................... 62
F. Keterbatasan Penelitian .......................................................................... 65
G. Implikasi Fisioterapi .............................................................................. 65
BAB VII PENUTUP .................................................................................................. 66
A. Kesimpulan ............................................................................................ 67
B. Saran ...................................................................................................... 68
DAFTAR PUSTAKA ................................................................................................ 69
iii
DAFTAR LAMPIRAN
Lampiran 1 Formulir Pendaftaran Skripsi
Lampiran 2 Lembar Acc Judul Skripsi
Lampiran 3 Lembar Persetujuan Seminar Proposal
Lampiran 4 Lembar Konsultasi Dosen Pembimbing
Lampiran 5 Standart Operational Procedure (SOP) Post Isometric Relaxation (PIR)
Lampiran 6 Standart Operational Procedure (SOP) Myofascial Release
Lampiran 7 Lembar Persetujuan Menjadi Responden
Lampiran 8 Lembar Kuisioner Responden
Lampiran 9 Lembar Persetujuan Seminar Hasil
Lampiran 10 Surat Pengantar Studi Pendahuluan
Lampiran 11 Surat Pengantar Penelitian
Lampiran 12 Surat Keterangan Telah Melakukan Penelitian
Lampiran 13 Hasil Uji Plagiasi
Lampiran 14 Data Tingkat Nyeri Responden
Lampiran 15 Analisis Data SPSS
Lampiran 16 Dokumentasi
Lampiran 17 Curriculum Vitae
69
DAFTAR PUSTAKA
Abdullah, Muhammad Said. 2017. EfekAkutPassivedanActive Myofascial
ReleaseterhadapKetegangandanElektromyografipadaTightnessOtotRektusFe
moris.
Aguilera,F. Javier Montañe. 2009. Immediate Effect Of Ultrasound And Ischemic
Compression Techniques For The Treatment Of Trapezius Latent
Myofascial Trigger Points In Healthy Subjects: A Randomized Controlled
Study. Journal of Manipulative and Physiological Therapeutics.
Ahmad, Affan., Budiman, Farid. 2014. Hubungan Posisi Duduk Dengan Nyeri
Punggung Bawah Pada Penjahit Vermak Levis Di Pasar Tanah Pasir
Kelurahan Penjaringan JakartaUtara.
Andoyo, Laurentius Noer. 2014. Sosialisasi Terapi Senam Fisik Sebagai Solusi
Praktis untuk Mendukung Penerapan Etika Kesehatan Masyarakat bagi
Pekerja Pengguna Komputer didalam Perusahaan di Indonesia.
Atmadja,Andika Surya. 2016. SindromNyeriMyofascial. Continuing Medical
Educationvol.43 no.3.
Benyamin,Ramsin. 2009. Systematic Review of the Effectiveness of Cervical
Epidurals in the Management of Chronic Neck Pain, ISSN 1533-3159.
Carla,Stecco.,Veronica,Macchi.,Andrea, Porzionato., Fabrice, Duparc., Raffaele, De
Caro. 2011. The fascia: The forgotten structure. ItalIan Journal of anatomy
and Embryology,Vo l. 116, 3: 127-138.
Castro-Sa´nchez1, Adelaida Marıa.2011.Clinical Rehabilitation. Effects
OfMyofascial Release Techniques On Pain, Physical Function, And
Postural Stability In Patients With Fibromyalgia: A Randomized Controlled
Trial, 25(9) 800–813.
Chaitow,Leon. 2013. Muscle Energy Techniques.Muscle Energy Techniques- Module
1.
Cote, N Julian. 2011. A critical review on physical factors and functional
characteristics that may explain a sex/gender difference in work-related
neck/shoulder disorders.
Dalal, Pranata. 2017. Comparison of Ischemic Compression, Myofascial Release and
Bowens Thechnique in Nonspecifik Neck pain : A randomized Clinical Trial.
70
Delgado,Eduardo Vázquez., Romero,JordiCascos., Escoda,Cosme Gay. 2009. Med
Oral Patol Oral Cir Bucal. Myofascial pain syndrome associated with
trigger points: A literature review (I): Epidemiology, Clinical Treatment
and Etiopathogeny, 1;14 (10):e494-8.
Desai,Mehul J., Saini,Vikramjeet., Saini,Shawnjeet. 2013. Myofascial Pain
Syndrome: A Treatment Review. Pain Therapy.2:21–36 DOI
10.1007/s40122-013-0006-y.
Duncan,Ruth. 2014. Myofascial release. UK: Human Kinetics.
E, Yudistira. 2014. Intervensi Kombinasi Positional Release Technique dan
Penerapan Microwave Diathermy dengan Myofascial Release Technique
dan Penerapan dalam Meningkatkan Fleksibilitas Otot Pada Kasus
Myofascial Syndrome Gastrocnemius di RSUD Jendral Ahmad Yani.
Ellythy,Marzouk A. 2011. Evaluation of Post-Isometric Relaxation Technique on
Myofascial Tightness of Lumbo-Pelvic Musculature.Cairo Univ., Vol. 16,
No. (1).
Eltayeb, Shahla.,Staal, J. Bart., Hassan, Amar., Bie, Rob A. de. 2009. Work Related
Risk Factors for Neck, Shoulderand Arms Complaints: A Cohort Study
Among Dutch Computer Office Workers.
Fernández-de-las-Peñas, César & Arendt-Nielsen,Lars. 2016. MyofascialPain and
Fbromyalgia: Two Different but Overlapping Disorders, ISSN 1758-1869.
Gerwin, Robert D. 2014. Diagnosis of Myofascial Pain Syndrom.Phys Med
RehabilClin N Am.25 (2014) 341–355.
Giammatteo,Sharon., Kain, Jay B. 2005. Integrative Manual Therapy For The
Connective Tissue System. Myofascial Release:The 3-Planar Fascial
Fulcrum Approach. California: North Atlantic Books.
Gibbons,John. 2011. Muscle Energy. International therapist.
Grant, Keith Eric & Riggs,Art. 2008. Myofascial Release.
Green, Bart N. A. 2008. Literature Review of Neck Pain Associated With Computer
Use: Public Health Implications. J Can Chiropr Assoc.
Grieve, R. 2015. Myofascial Pain Definitions, Historical Perspective and Further
Developments. Journal for Physiotherapists in Private Practice.
71
Hendrata, Catherine. 2015. Mckenzie Neck Exercise Efektif untuk Koreksi Postur
Leher pada Penderita Forward Head Positiondi Bank Swasta Kabupaten
Badung Bali.
Hooftman, Wendela E., Beek, Allard J van der., Bongers, Paulien M., Mechelen,
Willem van. Finnish Institute of Occupational Health Danish National
Research Centre for the Working Environment Norwegian National Institute
of Occupational Health. Is there a gender difference in the effect of work-
related physical and psychosocial risk factors on musculoskeletal symptoms
and related sickness absence?
Hush, Julia M., Michaleff, Zoe., Maher, Christopher G., Refshauge, Kathryn. 2009.
Individual, physical and psychological risk factors for neck pain in
Australian office workers: a 1-year longitudinal study. DOI
10.1007/s00586-009-1011-z.
Korhonen,T., Ketola, R., Toivonen, R., Luukkonen, R., Häkkänen, M., Viikari-
Juntura, E. 2018. Work related and individual predictors for incident neck
pain among office employees working with video display units.
Kumar,G.Yatheendra., Sneha, P., &Sivajyothi, N.2015. Effectiveness of Muscle
energy technique, Ischaemic compression and Strain counterstrain on
Upper Trapezius Trigger Points:A comparative study.International Journal
of Physical Education, Sports and Health., 1(3): 22-26.
Kumar,K. Hanoch., Elavarasi, P. 2016.Defnitionof Pain and Classifcationof Pain
Disorders. Journal of Advanced Clinical & Research Insights, 3, 87–90.
Langevin, Helene M., Huijing,Peter A. 2009. Communicating About Fascia: History,
Pitfalls, and Recommendations. International Journal Of Therapeutic
Massage And Bodywork Volume 2, Number 4.
Mahajan,Richa.,Kataria,Chitra.,Bansal,Kshitija.2012. Comparative Effectiveness of
Muscle Energy Technique and Static Stretching for Treatment of Subacute
Mechanical Neck Pain. International Journal of Health and Rehabilitation
SciencesVolume 1 Number 1.
Mayer, Julia., Kraus, Thomas., Ochsmann, Elke. 2011. Longitudinal evidence for the
association between work-related physical exposures and neck and/or
shoulder complaints:a systematic review. DOI 10.1007/s00420-011-0701-0.
72
Mehdikhani,Royah&Okhovatian,Farshad. 2010. Immediate Effect Of Muscle Energy
Technique On Latent Trigger Point Of Upper Trapezius Muscle. Clinical
Chiropractic.,15, 112—120.
Montana,Cate. 2017. There's the rub. Vol. 28 Issue 7
Okitsu, Hiromi. 2014. A Comparison of A Patient-Rated Visual Analogue Scale with
The Liebowitz Social Anxiety Scale for Social Anxiety Disorder: A Cross-
Sectional Study. Open Journal of Psychiatry.
Pangaribuan, Dina Meliana. 2010. Analisa Postur Kerja dengan Metode Rula pada
Bagian Pelayanan Perpustakaan USU Medan.
Phadke,Apoorva.,Bedekar,Nilima.,Shyam,Ashok.,Sancheti, Parag. 2016. Effect Of
Muscle Energy Technique and Static Stretching on Pain and Functional
Disability in Patients With Mechanical Neck Pain: A Randomized
Controlled Trial.Hong Kong Physiotherapy Journal 35, 5E11.
Ptaszkowski, Kuba. 2015. Comparison of the Short-Term Outcomes after
Postisometric Muscle Relaxation or Kinesio Taping Application for
Normalization of the Upper Trapezius Muscle Tone and the Pain Relief: A
Preliminary Study.
Pujadi, Tri. 2008. commIT. Faktor Manusia Dan Ergonomis Penggunaan Komputer
Untuk Meningkatkan Kesehatan Dan KeselamatanKerja (K3).
Ranasinghe,Priyanga. 2011. Work Related Complaints of Neck, Shoulder And Arm
Among Computer Office Workers: A Crosssectional Evaluation of
Prevalence and Risk Factors In A Developing Country.
Richards,Caroline. 2015.Pain: A Guide For Parent.Cerebra.
Riggs A, Grant KE. 2008. Myofascial Release in: Modalities for Massage and
Bodywork. Elsevier Health Scienses; 149-161.
Sadria,Golnaz. 2016.A Comparison of the Effect of the Active Release and Muscle
Energy Techniques on the Latent Trigger Points of the upper
Trapezius.Journal of Bodywork & Movement TherapiesS1360-
8592(16)30253-4.
Safitri,Aulia Gita., Widjasena,Baju.,Kurniawan, Bina. 2017. Analisis Penyebab
Keluhan Neck Pain pada Pekerjadi Pabrik Sepatu dan Sandal Kulit Kurnia
di Kota Semarang. JurnalKesehatanMasyarakat.Volume 5, Nomor 3, ISSN:
2356-3346.
73
Saratchandran, Rajalakshmi & Desai,Snehal. 2013. MyofascialRelease as An Adjunct
to Conventional Occupational Therapy in MechanicalLow Back Pain. The
Indian Journal of Occupational Therapy., Vol. 45 : No. 2.
Sarrafzadeh, Javad.,Ahmadi, Amir., Yassin, Marziyeh. 2012. Arch Phys Med Rehabil
Vol 93. The Effects of Pressure Release, Phonophoresis of Hydrocortisone,
and Ultrasound on Upper Trapezius Latent Myofascial Trigger Point.
Schuenke,Michael., Schulte,Erik., Schumacher,Udo. 2005. Neck and Internal
Organs. Atlas of Anatomy.Newyork: THIEME.
Seem,Mark. 1993. The Myofascial Release of the Bodymind's Holding Patterns. New
America Acupuncture Acupuncture Osteopathy.Chealse: Blue Poppy Press.
Sharma,Abha.,Angusamy, R., Kalra,Sumit., Singh,Sukhmeet. 2010. Efficacy Of
Post-Isometric Relaxation Versus Integrated Neuromuscular Ischaemic
Technique In The Treatment Of Upper Trapezius Trigger Points. Indian
Journal of Physiotherapy and Occupational Therapy.Vol: 4 No. 3.
Shea, Michael J., Pinto, Holly. 2014. North Atlantic Books. Myofascial Release
Therapy.
Shenouda, MagdolinMishelS.S... 2012.Efficacy of Stretching Exercises Versus
Postisometric Relaxation Technique on Pain, Functional Disability and
Range of Motion in Patients with Cervical Spondylosis, A Randomized
controlled trial. Cairo Univ., Vol. 17, No. (2).
Silva, Rafael dos Santos ., Conti, Paulo Cesar Rodrigues ., Mitrirattanakul,Somsak.,
Merrill,Robert. 2011. Muscle Pain Intensity of Patients with Myofascial
Pain with Different Additional Diagnoses.Dental Press J Orthod.
16(4):103-10.
Stanborough, Michael. 2004. Direct Release Myofascial Technique. China: Elsevier
Limited.
Sundari, Komang Nelly. 2011. Keluhan Subjektif Pada Operator Komputer Di Unit
PelaksanaTeknis – Pengembangan Seni Dan Teknologi Keramik Dan
Porselin Bali. JurnalIlmiahTeknikIndustri. Vol. 10, No. 2, Desember 2011
ISSN 1412-6869.
T, Menakam. P., Kalaichandran, K. 2015.Effect of Ischemic Compression Followed
by Stretching on Myofascial Trigger Points.International Journal of
Scientific and Research Publications. ISSN 2250-3153 Volume 5, Issue 1.
74
Tornqvist, EwaWigaeus. 2009.The InxuenceOf Working Conditions And Individual
Factors On The Incidence Of Neck And Upper Limb Symptoms Among
Professional Computer Users. Int Arch Occup Environ Health.DOI
10.1007/s00420-009-0396-7.
Umami, AmaliaRiza., Hartanti, RagilIsmi., Dewi, Anita. 2014. e-
JurnalPustakaKesehatan, vol. 2 (no. 1). The Relationship Among
Respondent Characteristic and Awkward Posture with Low Back Pain in
Batik Workers.
Wadee, Amir N. 2017.Efficacy of Muscle Energy Technique versus Myofascial
Release in Management of Patients with Cervical Myofascial
Pain.International Journal of ChemTech Research, ISSN: 0974-4290
Vol.10 No.2
Wakde1,Pooja&Anap, Deepak. 2017. Effectiveness of Integrated Neuromuscular
Inhibitory Technique in Sub-Acute Trapezitis: A Single Case Study.
W, DyahWulanSumekar R., Natalia, Deny. 2010. NyeriPunggungpada Operator
KomputerAkibatPosisidan Lama Duduk.MKB Volume 42 No. 3, Tahun
2010.
Werenski J. The Effectiveness of Myofascial Release Technique in The Treatment of
MyofascialPain : A Literature Review. Journal of Musculoskeletal
Pain.2011: 23: 27–35.
Wulandari, Dasri. 2011. Pengaruh Perbaikan Kursi Kerja Terhadap Keluhan
Musculoskeletal Pada Pekerjaan Menjahit Di Desa Sawahan Kecamatan
Juwiring Kabupaten Klaten.
Yadav, Nisha., Joshi, Shabnam., Punia, Sonu. 2016. Immediate Effect of Soleus
Trigger Point Pressure Release and Post Isometric Relaxation (Met) on
Restricted Active Ankle Joint Dorsiflexion Among College Females.
International Journal of Physiotherapy and Research.Vol 4(3):1564-68.
ISSN 2321-1822.
Yudiyanta.,Khoirunnisa, Novita.,Novitasari, RatihWahyu. 2015. Assessment Nyeri.
vol. 42 no. 3.
Yunus, Muhammad Alfa Septiano. 2015. Hubungan Antara Tas Punggung dengan
Non Spesifik Neck Pain pada Mahasiswa PSPD UIN Syarifidayatullah.
75
Zain, Asrori. 2017. Sikap Kerja dan Kejadian Myofascial Pain Syndrome pada Leher
dan Bahu Pemetik Kopi di Desa Pasrujambe Kabupaten Luamajang.