title: Sudden severe bradycardia in infancy.
authors.affiliation: Pediatric Pulmonary Unit, Massachusetts General Hospital, Boston 02114.
authors.forename: D H
authors.initials: DH
authors.lastname: Kelly
authors.forename: A
authors.initials: A
authors.lastname: Pathak
authors.forename: R
authors.initials: R
authors.lastname: Meny
mesh_terms: D001049:Apnea / Q000150:complications; D001919:Bradycardia / Q000150:complications* / Q000503:physiopathology; D004562:Electrocardiography; D005260:Female; D006801:Humans; D007223:Infant; D008991:Monitoring, Physiologic; D013398:Sudden Infant Death / Q000209:etiology*