title: Ultrasonography of the thoracic cavity.
authors: Division of Companion Animals (Surgery), Langford, Bristol, UK.
authors: F J
authors: FJ
authors: Barr
mesh_terms: D000818:Animals; D004452:Echocardiography / Q000662:veterinary*; D006331:Heart Diseases / Q000000981:diagnostic imaging / Q000662:veterinary*