(1-10) parmi 28 ACTIS - AIDS Clinical Trials Information Service http://www.actis.org/ B-Aware Trial http://www.b-aware-trial.org/ BioTech Clinical Trials Search http://www.recap.com/mainweb.nsf/CSB?Open CancerNet clinical trials http://cancernet.nci.nih.gov/ CenterWatch http://www.centerwatch.com/search.asp CenterWatch Clinical Trials Listing Service http://www.CenterWatch.com/ Clinical Investigator Profile Database http://www.invantage.com/ Clinical Trials.gov http://clinicaltrials.gov/ct/gui/c/b CompMatrix Anesthesiology http://anesthesia.mc.duke.edu/compmatrix/ Critical Path - AIDS Clinical Trials http://www.critpath.org/trials.htm Pages : 12 3