1. Small epithelial cells and the histogenesis of hepatoblastoma. Electron microscopic, immunoelectron microscopic, and immunohistochemical findings;Ruck;Am. J. Pathol.,1996
2. Ishak KG Sharp HL Developmental abnormalities and liver disease in childhood Pathology of the Liver 1994 83 122
3. Hepatic stem-like cells in hepatoblastoma. Expression of cytokeratin 7, albumin and oval cell associated antigens detected by OV-1 and OV-6;Ruck;Histopathology,1997
4. The liver as a stem cell and lineage system;Sigal;Am. J. Physiol.,1992
5. Hepatic stem cells;Thorgeirsson;Am. J. Pathol.,1993