title: Commentary.
authors.affiliation: Department of Medicine, Division of Endocrinology, Metabolism, and Lipid Research, Washington University School of Medicine, St. Louis, MO. rostlund@wustl.edu.
authors.forename: Richard E
authors.initials: RE
authors.lastname: Ostlund
mesh_terms: D004417:Dyspnea / Q000503:physiopathology*; D005122:Exudates and Transudates; D006801:Humans; D008297:Male; D010996:Pleural Effusion / Q000000981:diagnostic imaging*; D011859:Radiography