[Pneumomediastinum associated with angiocardiography in the diagnosis of angiocardiopathies].
DI VALMAGGIORE
R P
RP
MARCOZZI
G
G
D002318:Cardiovascular Diseases; D006330:Heart Defects, Congenital; D006331:Heart Diseases; D006801:Humans; D008478:Mediastinal Emphysema