Pathologic versus physiologic cholestasis: elevated serum concentration of a secondary bile acid in the presence of hepatobiliary disease.
Balistreri WF, Suchy FJ, Farrell MK, Heubi JE. Pathologic versus physiologic cholestasis: elevated serum concentration of a secondary bile acid in the presence of hepatobiliary disease. J Pediatr. 1981 Mar; 98(3):399-402.