KAR, M.; MALINI, D. S.; KSHATRI, J. S. .; TRIPATHY, R. M. . Relationship between Various Components of Maternal Health Care Services with Maternal Mortality Ratio: An Ecological Study. National Journal of Community Medicine, [S. l.], v. 8, n. 05, p. 277–282, 2017. Disponível em: https://njcmindia.com/index.php/file/article/view/742. Acesso em: 5 may. 2024.