title: Nyhus' half century of surgery.
authors.affiliation: Division of General Surgery, Cook County Hospital, Chicago, Illinois 60612, USA.
authors.forename: P E
authors.initials: PE
authors.lastname: Donahue
authors.forename: R
authors.initials: R
authors.lastname: Pollak
mesh_terms: D013502:General Surgery / Q000266:history*; D049673:History, 20th Century; D006801:Humans; D012577:Schools, Medical; D014481:United States; D014629:Vagotomy, Proximal Gastric / Q000266:history