SHETH , Jay K; TRIVEDI , Kartik N; MEHTA , Jayshree B; OZA , Umesh N. Assessment Of Vaccine Coverage By 30 Cluster Sampling Technique In Rural Gandhinagar, Gujarat. National Journal of Community Medicine, [S. l.], v. 3, n. 03, p. 496–501, 2012. Disponível em: https://njcmindia.com/index.php/file/article/view/1751. Acesso em: 18 jul. 2025.