Better late than never.
D000328:Adult; D003951:Diagnostic Errors; D004562:Electrocardiography; D005260:Female; D006327:Heart Block / Q000150:complications / Q000175:diagnosis / Q000503:physiopathology* / Q000628:therapy; D006801:Humans; D010138:Pacemaker, Artificial; D013575:Syncope / Q000209:etiology; D014474:Unconsciousness / Q000209:etiology