Alhafiz, V., and S. Nareswari. “Pertussis and Bronchopneumonia in a One-Month-Old Infant: A Case Report: Pertussis and Bronchopneumonia in a One-Month-Old Infant: A Case Report”. Medical Profession Journal of Lampung, vol. 16, no. 4, June 2026, pp. 209-16, doi:10.53089/medula.v16i4.1932.