[ON CERTAIN NEW ELECTROCARDIOGRAPHIC SIGNS OF CHRONIC COR PULMONALE].
D004562:Electrocardiography; D006801:Humans; D006976:Hypertension, Pulmonary; D011660:Pulmonary Heart Disease; D013902:Radiography, Thoracic
ELECTROCARDIOGRAPHY; PULMONARY HEART DISEASE; THORACIC RADIOGRAPHY
O NEKOTORYKH NOVYKH ELEKTROKARDIOGRAFICHESKIKH PRIZNAKAKH KHRONICHESKOGO LEGOCHNOGO SERDTSA.