“The Effect of Leaflet Media on the Level of mother’s Knowledge about Pneumonia As an Effort to Prevent Pneumonia in Toddlers in Kalibawang District, Wonosobo Regency”. Proceeding ICHBS 1, no. 1 (January 4, 2025): 62–70. Accessed July 2, 2025. https://ichbs.uhb.ac.id/index.php/proceeding/article/view/85.