Household Cigarette Smoke Exposure and Bronchopneumonia Among Children Under Five: A Cross-Sectional Study at RSU Bunda Padang. Immortalis Journal of Medical and Allied Health Sciences, [S. l.], v. 1, n. 1, p. 52–62, 2026. DOI: 10.67307/ijmahs.v1i1.130. Disponível em: https://immortalispub.com/IJMAHS/article/view/130. Acesso em: 9 aug. 2026.