Sabrina, K. A., Rahmawati, F., Aghni, H. T., & Siregar, C. A. (2025). Diphtheria and Pertussis: A Literature Review of Two Preventable Infectious Diseases. Jurnal Biologi Tropis, 25(4), 5685–5692. https://doi.org/10.29303/jbt.v25i4.10380