Mahmoud Abdel Samad Abdel Azeim ; Walid Ahmady Abd El-Dayem ; Talaat Fathy Aly ; Mohamed Ibrahim Magdy ; Atef Gouda Hussien. “Role of Serum and Bile Level of Pyruvate Kinase in Diagnosis of Malignant Biliary Obstruction: Article Review”. Journal of Population Therapeutics and Clinical Pharmacology, vol. 29, no. 04, Dec. 2022, pp. 513-20, doi:10.53555/jptcp.v29i04.4259.