[The technic of recording and analyzing the vectorcardiographic atrial P loop].
D001344:Autopsy; D006328:Cardiac Catheterization; D002404:Catheterization; D004562:Electrocardiography; D006325:Heart Atria / Q000473:pathology / Q000503:physiopathology*; D006331:Heart Diseases / Q000000981:diagnostic imaging / Q000473:pathology / Q000503:physiopathology; D006801:Humans; D008722:Methods; D011651:Pulmonary Artery / Q000503:physiopathology; D011859:Radiography; D012119:Respiration; D014672:Vectorcardiography
K metodike zapisi i analizu predserdnoĭ petli P vektorkardiogrammy.