According to a recent study out of Johns Hopkins, clinical trials that pay participants attract mostly poor volunteers who join repeatedly, and may enroll in multiple trials at the same time. While there is no substitute yet for human trials, the long-term health effects of repeatedly volunteering remain murky, and it could also be risky for scientific clinical validation. Check out the Tech Review's blog post here.
Is It Safe to Buy Test Subjects?
Apr 20, 2007