[ON CARDIAC ELECTRICAL ACTIVITY IN CHRONIC TONSILLITIS].
D002320:Cardiovascular Physiological Phenomena; D002908:Chronic Disease; D004562:Electrocardiography; D006801:Humans; D014069:Tonsillitis
ELECTROCARDIOGRAPHY; TONSILLITIS
OB 'ELEKTRICHESKOI AKTIVNOSTI SERDTSA PRI KHRONICHESKIKH TONZILLITAKH.