The quest for optimal electrocardiography. Task Force IV: Use of electrocardiograms in practice.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002648:Child; D004562:Electrocardiography / Q000379:methods* / Q000592:standards; D004636:Emergency Service, Hospital; D005080:Exercise Test; D006801:Humans; D008991:Monitoring, Physiologic; D014481:United States