TI - THe present status of cancer research. PT - JOUR DP - 2007 TA - JAMA pages = {2647}, VI - 297 IP - 23 AID - 10.1001/jama.297.23.2647 [doi] 4100 - http://dx.doi.org/10.1001/jama.297.23.2647 SO - JAMA June 20, 2007 297(23):2647