Yeshwanth, R., Bairy, L.K., Deepthinath, R. and Ramachandra, B. 2010. A Study of the Effect of Methotrexate and Vitamin A on NOR Expression in Hepatocytes of Male Wistar Rats. Journal of Physiological and Biomedical Sciences. 23, 1 (Sep. 2010), 1–7.