List of Dutch discoveries
Flemish anatomist and physician Andreas Vesalius is often referred to as the founder of modern human anatomy for the publication of the seven-volume "De humani corporis fabrica" ("On the Structure of the Human Body") in 1543.
Robert A. Good
Robert Alan Good (May 21, 1922 – June 13, 2003) was an American physician who performed the first successful human bone marrow transplant between persons who were not identical twins. He is regarded as a founder of modern immunology.