THE VALSALVA MANEUVER IN ROENTGENOLOGIC DIAGNOSIS.
D001795:Blood Pressure Determination; D006801:Humans; D011652:Pulmonary Circulation; D013902:Radiography, Thoracic; D013896:Thoracic Diseases; D014636:Valsalva Maneuver
BLOOD PRESSURE DETERMINATION; PULMONARY CIRCULATION; THORACIC DISEASES; THORACIC RADIOGRAPHY; VALSALVA'S MANEUVER