SINGU, Boni; VERBEECK, Roger K. Should Codeine Still be Considered a WHO Essential Medicine?. Journal of Pharmacy & Pharmaceutical Sciences, [S. l.], v. 24, n. 3, p. 329–335, 2021. DOI: 10.18433/jpps31639. Disponível em: https://journals.library.ualberta.ca/jpps/index.php/JPPS/article/view/31639. Acesso em: 16 aug. 2024.