title: Presentation of the George M. Kober Medal to Oscar D. Ratnoff.
authors.forename: J W
authors.initials: JW
authors.lastname: Harris
mesh_terms: D001363:Awards and Prizes; D001777:Blood Coagulation; D015510:Clinical Medicine / Q000266:history; D005174:Factor XII; D049673:History, 20th Century; D012955:Societies, Medical; D014481:United States
chemical_list: D005174:Factor XII