MUHAMMED, K. A.; UMEH, K. N.; NASIR, S. M.; SULEIMAN, I. H. Understanding the barriers to the utilization of primary health care in a low-income setting: implications for health policy and planning. Journal of Public Health in Africa, [S. l.], v. 4, n. 2, p. e13, 2013. DOI: 10.4081/jphia.2013.e13. Disponível em: https://www.publichealthinafrica.org/jphia/article/view/jphia.2013.e13. Acesso em: 29 mar. 2024.