GULMA, K. A. INVESTIGATING THE EVOLUTION OF OPTIMAL PRODUCT AVAILABILITY FOR PUBLIC HEALTH PROGRAMS IN KATSINA STATE, NIGERIA. International Journal of Pharmacy and Pharmaceutical Sciences, [S. l.], v. 15, n. 9, p. 6–9, 2023. DOI: 10.22159/ijpps.2023v15i9.48621. Disponível em: https://journals.innovareacademics.in/index.php/ijpps/article/view/48621. Acesso em: 23 jul. 2024.