Atisook, K., Dechsukum, C., Sthapanachai, C. and Wongwisitsak, N. 1999. Hepatocellular Carcinoma : Correlation of Histological Grading with Immunohistochemical Identification of Proliferative Hepatocytes with PC 10. Siriraj Medical Journal. 51, 2 (Feb. 1999), 71–76.