NGBALA-OKPABI, S. O.; ELEKE, C. Primary maternal healthcare service utilization among pregnant women in the oil producing Nchia-Eleme community in Nigeria. International Journal of Research in Medical Sciences, [S. l.], v. 10, n. 10, p. 2111–2116, 2022. DOI: 10.18203/2320-6012.ijrms20222514. Disponível em: https://www.msjonline.org/index.php/ijrms/article/view/10982. Acesso em: 6 may. 2026.