Cost minimization analysis of generic and innovator formulations of metformin and its combination with other oral antidiabetic drugs. International Journal of Research in Pharmacology & Pharmacotherapeutics, [S. l.], v. 8, n. 4, p. 481–487, 2019. DOI: 10.61096/ijrpp.v8.iss4.2019.481-487. Disponível em: https://ijrpp.com/ijrpp/article/view/453. Acesso em: 14 jan. 2026.