Efficacy, Effectiveness, and Safety of Phenobarbital in the Treatment of Cholestasis and as a Premedication to Improve Diagnostic Accuracy of Hepatobiliary Scintigraphy: A Systematic Review. Acta Med Philipp [Internet]. 2024 Oct. 17 [cited 2025 Jun. 23];. Available from: https://actamedicaphilippina.upm.edu.ph/index.php/acta/article/view/10948