II DURIE PETER R. 312.834 SOKOL RONALD I., DURIE PETER R. Recommendations for management of liver and biliary tract disease in cystic fibrosis / Ronald J. Sokol and Peter R. Durie ; for the Cystic Fibrosis Foundation Hepatobiliary Disease Consensus Group. -Hagerstown : Lippincott Williams and Wilkins. 1999. - [1],13 s.;28 cm. ( JPGN Journal of PeMatric Gastroenterology