Physiologic cholestasis: elevation of the primary serum bile acid concentrations in normal infants.
Suchy FJ, Balistreri WF, Heubi JE, Searcy JE, Levin RS. Physiologic cholestasis: elevation of the primary serum bile acid concentrations in normal infants. Gastroenterology. 1981 May; 80(5 pt 1):1037-41.