VAJANAPOOM, N.; WONGKRAISRITONG, W.; PAOPRADITH, M. Health Personnel’s Practices in Vaccinating Children. Journal of Health Science of Thailand, [S. l.], v. 2, n. 3, p. 177–186, 1993. Disponível em: https://thaidj.org/index.php/JHS/article/view/6171. Acesso em: 6 dec. 2025.