title: Sir Brian Gerald Barratt-Boyes-pioneer cardiac surgeon.
authors.affiliation: Mayo Clinic, Rochester, MN, USA.
authors.forename: Robert A
authors.initials: RA
authors.lastname: Kyle
authors.forename: Marc A
authors.initials: MA
authors.lastname: Shampo
authors.forename: David P
authors.initials: DP
authors.lastname: Steensma
mesh_terms: D006348:Cardiac Surgical Procedures / Q000266:history*; D049673:History, 20th Century; D006801:Humans; D009520:New Zealand; D010678:Philately