[Valsalva's maneuver in radiology].
D004935:Esophageal Diseases / Q000000981:diagnostic imaging*; D006331:Heart Diseases / Q000000981:diagnostic imaging*; D006801:Humans; D011859:Radiography; D012140:Respiratory Tract Diseases / Q000000981:diagnostic imaging*; D013272:Stomach Diseases / Q000000981:diagnostic imaging*; D013679:Technology, Radiologic; D014636:Valsalva Maneuver
La manovra di Valsalva in radiologia.