title: Medawar prize acceptance speech.
authors.affiliation: Transplantation Laboratory, University of Helsinki, Helsinki, Finland. hayry@mappi.helsinki.fi
authors.forename: Pekka
authors.initials: P
authors.lastname: Häyry
mesh_terms: D001363:Awards and Prizes; D001900:Boston; D005387:Finland; D049673:History, 20th Century; D049674:History, 21st Century; D012955:Societies, Medical; D014180:Transplantation / Q000266:history*