Trends and Risk Factors for Drug-Resistant Tuberculosis in Nairobi County, Kenya: A Comparative Analysis Before, During and After COVID-19: DOI: https://dx.doi.org/10.4314/ajhs.v38i2.3. AJHS. 2025;38(2). Accessed April 25, 2026. https://ojs.ajhsjournal.or.ke/index.php/home/article/view/811