title: In memoriam: Walter Samuel "Sam" Henly: January 30, 1927 - February 10, 2013.
authors.forename: Richard
authors.initials: R
authors.lastname: Geis
mesh_terms: D035843:Biomedical Research / Q000266:history*; D006348:Cardiac Surgical Procedures / Q000266:history*; D002309:Cardiology / Q000266:history*; D049673:History, 20th Century; D049674:History, 21st Century; D006801:Humans; D014481:United States