Pinheiro, G.S., Silva, M.R.R., Rodrigues, C.A., Kerbauy, J. and Oliveira, J.S.R. de 2007. Proliferating cell nuclear antigen (PCNA), p53 and MDM2 expression in Hodgkin’s disease . São Paulo Medical Journal. 125, 2 (Mar. 2007), 77–84.