[Diagnostic value of various precordial leads in electrocardiography; preliminary communication].
D003142:Communication; D004562:Electrocardiography; D006801:Humans; D035441:Thoracic Wall
ELECTROCARDIOGRAPHY
Vurkhu diagnostichnata stoinost na razlichnite torakalni otvezhdaniia na elektrokardiogramata; predvaritelno suobshchenie.