Rajasingam S. Jeyendran, D.V.M., Ph.D., HCLD is an internationally recognized andrologist, and a research professor at Northwestern University Medical School in Chicago, Illinois. Dr. Jeyendran run...mehr sehenRajasingam S. Jeyendran, D.V.M., Ph.D., HCLD is an internationally recognized andrologist, and a research professor at Northwestern University Medical School in Chicago, Illinois. Dr. Jeyendran runs several clinical laboratories, is the author of hundreds of research articles and several books, and is the holder of three U.S. patents.weniger sehen