title: Progression of first-degree heart block to complete heart block in an infant.
authors.affiliation: Department of Pediatrics, University of Chicago Children's Hospital, IL 60637, USA.
authors.forename: B N
authors.initials: BN
authors.lastname: Agarwala
mesh_terms: D018450:Disease Progression; D004562:Electrocardiography; D006327:Heart Block / Q000503:physiopathology*; D006801:Humans; D007223:Infant; D008297:Male