JAGANNADHAN, S. N. Universal child immunization by 1990. The Indian Journal of Nutrition and Dietetics, [S. l.], v. 24, n. 6, p. 178–178, 1987. Disponível em: https://informaticsjournals.com/index.php/ijnd/article/view/13559. Acesso em: 1 may. 2024.