Jain P, Batta AK, Singh P.
Comparative Study of Serum Levels of Gamma-glutamyl Transferase, Aspartate Aminotransferase (AST), Alanine Transaminase (ALT), AST:ALT, and Bilirubin in Patients with Chronic Hepatitis. 
Indian J Med Biochem
2022;
26
(3):73-76.