Enrolling Tibetan Participants (image) University of Utah Health Sciences Share Print E-Mail Caption Josef Prchal, M.D., (at computer) enrolls Tibetans into the study in this image. Credit Tsewang Tashi, M.D. Usage Restrictions Include photo credit Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.