P, Premila.; R , Padmavathi. A study to assess the effectiveness of information, education, communication (IEC) package on knowledge of postnatal care among mothers . GRT Journal of Education, Science and Technology, [S. l.], v. 2, n. 2, p. 26–34, 2024. DOI: 10.26452/grtjest.v2i2.39. Disponível em: https://grtjest.com/index.php/grtjest/article/view/39. Acesso em: 18 jan. 2025.