[Effects of aging and various disease conditions on the A-V conduction time].
D000293:Adolescent; D000328:Adult; D000368:Aged; D000375:Aging; D002648:Child; D004562:Electrocardiography; D005260:Female; D006329:Heart Conduction System / Q000502:physiology / Q000503:physiopathology*; D006801:Humans; D008297:Male; D008875:Middle Aged