MEI, Paulo Afonso. Methylphenidate May be Related to Muscle Pain, Cramps and Stiffness: Two Case Reports: Muscle Complaints Associated to Methylphenidate. InterAmerican Journal of Medicine and Health, [S. l.], v. 8, 2025. DOI: 10.31005/iajmh.v8i.253. Disponível em: https://www.iajmh.com/iajmh/article/view/253. Acesso em: 19 apr. 2026.