title: Invited commentary.
authors.affiliation: Department of Surgery, Duke University Medical Center, Box 3851, Durham, NC    27710, USA. glowe001@mc.duke.edu
authors.forename: Donald
authors.initials: D
authors.lastname: Glower
mesh_terms: D005260:Female; D006333:Heart Failure / Q000209:etiology*; D006801:Humans; D008297:Male; D010492:Pericardiectomy; D010494:Pericarditis, Constrictive / Q000601:surgery*