A Comparative Prospective Observational study of safety and efficacy of Combination of Etoricoxib and Thiocolchicoside versus Naproxen in treating lower back pain and Muscle pain. Cuestiones de Fisioterapia, [S. l.], v. 54, n. 5, p. 349–357, 2025. DOI: 10.48047/5q3nxd53. Disponível em: https://cuestionesdefisioterapia.com/index.php/es/article/view/3026.. Acesso em: 20 sep. 2025.