Effectiveness of a planned teaching programme on mothers’knowledge regarding the prevention of protein-energymalnutrition among under-five children: A pre-experimentalstudy. Scienxt Journal of Community Health Nursing, [S. l.], v. 4, n. 2, 2026. Disponível em: https://journals.scienxt.com/index.php/sjchn/article/view/116. Acesso em: 26 sep. 2026.