Biliary atresia, B.B.Dahms; founders of paediatric pathology, M.Valdes-Dapena; basic immunology of transplantation, James Blanding Arey et al; role of the clinical laboratory in transplantation, A.W.Bracey et al; cardiac transplantation in children, S.R.Taylor et al; pancreas transplantation for the treatment of diabetes, J.A.Schulak; considerations of some architectural properties of the biliary tree and liver in childhood, B.H.Landing; normal and abnormal development of human intrahepatic bile ducts - an immunohistochemical perspective, T.A.Blankeberg et al; paucity of interlobular bile ducts, arteriohepatic dysplasia and nonsyndromic duct paucity, E.Kahn.