TCL Archive Trial Tests Virtual Colonoscopy Vs. Standard; Polyp Study Favors Colonoscopy Over Barium August 25, 2000
TCL Archive Rall Says NTP Must Have New Positions To Spend Extra $23 Million On Testing More Chemicals September 7, 1979
TCL Archive Clinical Instigator Object To HEW Proposal On Compensation Notification In Consent Forms December 15, 1978