SINGH, A. P.; SINGH, A. P. Product Patent Regime and Public Access to Essential Medicines: A Concern for the Indian Pharmaceutical Industry. International Journal of Pharmaceutics and Drug Analysis, [S. l.], v. 12, n. 4, p. 14-20, 2024. DOI: 10.47957/ijpda.v12i4.611. Disponível em: https://www.ijpda.org/index.php/journal/article/view/611. Acesso em: 19 apr. 2026.