Cytomegalovirus and human herpesvirus 6, but not human papillomavirus, are present in neonatal giant cell hepatitis and extrahepatic biliary atresia - Domiati-Saad, R; Dawson, D B; Margraf, L R; Finegold, M J; Weinberg, A G; Rogers, B B (Pediatr Dev Pathol, 2000)