A Study to Assess the Effectiveness of Helfer Skin Tap Technique on Physio-behavioral Parameters during Immunization among Infants at S.V.B.P. Hospital, Meerut. International Journal of Environmental Sciences, [S. l.], p. 8347–8352, 2025. DOI: 10.64252/3bdssb54. Disponível em: https://theaspd.com/index.php/ijes/article/view/10436.. Acesso em: 17 oct. 2025.