1. From the Department of Dermatology, University of Sydney at Royal Prince Alfred Hospital (N.C.A., V.A.S., A.D.G., A.C.C., D.L.D.), the NHMRC (National Health and Medical Research Council) Clinical Trials Centre, University of Sydney (A.J.M., R.E.), and the Department of Renal Medicine (S.J.C.) and the A.W. Morrow Gastroenterology and Liver Centre (D.G.B.), Royal Prince Alfred Hospital, Camperdown, NSW, the Skin Health Institute, Carlton, VIC (A.H.C., K.J.A., R.B.D., B.P.M., T.K.), the Department of...