Prathap, Dr. B. “Stability Indicating Reversed-Phase High-Performance Liquid Chromatography Method Development and Validation for Simultaneous Estimation of Bismuth Subcitrate, Tetracycline, and Metronidazole in Bulk and Capsule Dosage Form”. Asian Journal of Pharmaceutics (AJP) 12, no. 04 (February 4, 2019). Accessed June 25, 2022. https://www.asiapharmaceutics.info/index.php/ajp/article/view/2928.