Biliary endothelin levels in liver transplant recipients do not correlate with total bile acid concentration - Kraus, Thomas W.; Sauer, Peter; Mehrabi, Arianeb; Bredt, Monika; Golling, Markus T.; Schönfuß, Tanja Kerstin; Otto, Gerd; Stiehl, Adolf; Herfarth, Christian; Klar, Ernst (Transplantation proceedings, 1998)