Juariah S, Bakar FI, Bakar MFA, et al. Antibacterial Activity of Red Ginger (Zingiber officinale var. rubrum) and Black Turmeric (Curcuma caesia) Extracts as Growth Inhibitors of Klebsiella pneumonia: http://www.doi.org/10.26538/tjnpr/v7i8.14. TJNPR. 2023;7(8):3658-3665. Accessed February 17, 2025. https://tjnpr.org/index.php/home/article/view/2411