Qurrat-ul-Ain Siddiq, and M. Zamir Ahmad. “Association of Caffeine Clearance With Serum AST/ALT Ratio in Chronic Liver Disease”. Esculapio Journal of SIMS, vol. 1, no. 3, Aug. 2023, https://esculapio.pk/journal/index.php/journal-files/article/view/912.