A STUDY ON DESCRIPTIVE MEASURES OF VACCINE IN TAMILNADU USING SAMPLING TECHNIQUES. International Journal of Food and Nutritional Sciences, [S. l.], v. 11, n. 9, p. 657–667, 2022. Disponível em: https://www.ijfans.org/index.php/Journal/article/view/9799. Acesso em: 14 aug. 2026.