KAUSHAL, S K; SAXENA, S C; SRIVASTAVA, V K; NIGAM, Seema. Primary Immunization Status In Rural Block Of Kanpur District. Indian Journal of Community Health, [S. l.], v. 21, n. 1, p. 44–47, 2009. Disponível em: https://www.iapsmupuk.org/journal/index.php/IJCH/article/view/153. Acesso em: 29 mar. 2024.