JHA, N.; NIRAULA, S. Vaccinating children against diphtheria, pertussis, tetanus and poliomyelitis in Nepal. Health Renaissance, [S. l.], v. 9, n. 2, p. 112–115, 2011. DOI: 10.3126/hren.v9i2.4984. Disponível em: https://www.nepjol.info/index.php/HREN/article/view/4984. Acesso em: 15 may. 2024.