SUTEJO, M. N. Efektivitas William Flexion Exercise terhadap Penurunan Nyeri dan Tingkat Kecemasan pada Lansia Low Back Pain. Physiotherapy Health Science (PhysioHS), [S. l.], v. 4, n. 2, p. 71–75, 2022. DOI: 10.22219/physiohs.v4i2.22359. Disponível em: https://ejournal.umm.ac.id/index.php/physiohs/article/view/22359. Acesso em: 22 nov. 2024.