1. Arias, I. M.: Chronic unconjugated hyperbilirubinemia without overt sign of hemolysis in adolescents and adults. J. clin. Invest. 41, 2233 (1962)
2. Arias, I. M., Gartner, L., Seifter, S., Furman, M: Neonatal unconjugated hyperbilirubinemia associated with breast feeding and a factor in milk that inhibits glucuronide formation in vitro. J. clin. Invest. 42, 913 (1963)
3. Arias, I. M., Wolfson, S., Lucey, J. F., MacKay, R., Jr.: Transient familial neonatal hyperbilirubinemia. J. clin. Invest. 44, 1442 (1956)
4. Avenarius, H. J., Gutjahr, L.: Oraler Galactoseto-leranztest als Leberfunktionsprobe. Med. Klin. 66, 1734 (1971)
5. Conn, H. O.: Ammonia tolerance test as an index of portal-systemic collateral circulation in cirrhosis. Gastroenterology 41, 97 (1961)