Clinical Trial Reports Often Biased, Canadian Researchers FindStudy shows that a considerable number of published studies on breast cancer clinical trials are biased.Friends Read FreeCopyFacebookXTruthGettrLinkedInTelegramEmailSaveA study by Canadian researchers shows that many studies on breast cancer clinical trials are biased to show a positive result and downplay the side-effects. (Anand Soundarajan/Photos.com)By Omid Ghoreishi1/15/2013Updated: 10/1/2015Print