Formulation and in-vitro bioequivalence evaluation of verapamil hydrochloride matrix tablets with Calan R. International Current Pharmaceutical Journal, [S. l.], v. 3, n. 6, p. 286–290, 2014. DOI: 10.3329/icpj.v3i6.18761. Disponível em: https://www.banglajol.info/index.php/ICPJ/article/view/18761. Acesso em: 30 jun. 2026.