title: Tissue matching before the era of HLA typing.
authors.forename: David A
authors.initials: DA
authors.lastname: Willard
mesh_terms: D016026:Bone Marrow Transplantation / Q000266:history / Q000276:immunology; D006650:Histocompatibility Testing / Q000266:history* / Q000379:methods; D049673:History, 20th Century; D006801:Humans; D008297:Male; D016038:Skin Transplantation / Q000266:history* / Q000276:immunology