HARTONO, H.; DARMAWAN, R. E.; LISTYOWATI, D. . Influence Combination Exercise William Flexion and Mckenzie Extension to Scale Painful Back Lower on Farmer. Basic and Applied Nursing Research Journal, [S. l.], v. 3, n. 2, p. 46–50, 2022. DOI: 10.11594/banrj.03.02.03. Disponível em: https://banrjournal.org/index.php/banrj/article/view/45. Acesso em: 5 mar. 2026.