title: Presidential address 2003.
authors.affiliation: Division of Thoracic Surgery, Hospital of the University of Pennsylvania, Philadelphia, Pa 19104, USA. joel.cooper@uphs.upenn.edu
authors.forename: Joel
authors.initials: J
authors.lastname: Cooper
mesh_terms: D013903:Thoracic Surgery / Q000379:methods / Q000639:trends; D014481:United States