His bundle electrocardiography. Atrioventricular conduction disorders.
D002036:Bundle of His / Q000503:physiopathology*; D003937:Diagnosis, Differential; D004562:Electrocardiography / Q000295:instrumentation / Q000379:methods; D006327:Heart Block / Q000175:diagnosis* / Q000503:physiopathology; D006329:Heart Conduction System / Q000503:physiopathology*; D006801:Humans