Health Service Characteristics and Utilization in Calabar Metropolis, Cross River State, Nigeria. Academic Journal of Interdisciplinary Studies, [S. l.], v. 3, n. 1, p. 265, 2014. Disponível em: https://www.richtmann.org/journal/index.php/ajis/article/view/2086.. Acesso em: 3 may. 2024.