Rahma, Ragil. 2025. “The Relationship Between Physical Housing Environment Factors and the Incidence of Pneumonia in Toddlers in Padang City : Case Study Lubuk Bagalung Community Health Center Working Area”. JURNAL RISET INOVASI DAERAH 3 (1):21-35. https://jurnalrivda.pelalawankab.go.id/index.php/rivda/article/view/34.