1. 1 Cancer Registry of Norway., Cancer in Norway 2001. Institute of Population-based Cancer Research, 2004 : 101
2. Drop of connexins: a possible link between aging and cancer?
3. 3 DM Parkin, SL Whelan, J Ferlay, L Teppo, and DB Thomas . Cancer Incidence in Five Continents VIII , IARC Scientific Publications No. 155.Lyon: International Agency for Research on Cancer, 2002 : 781
4. p53, the Cellular Gatekeeper for Growth and Division