TY - RPRT TI - Congenitally complete heart block. Developmental aspects. AU - R H Anderson AU - A C Wenick AU - T G Losekoot AU - A E Becker PY - 1977 DO - 10.1161/01.cir.56.1.90 UR - https://pubmed.ncbi.nlm.nih.gov/140774/ ID - 140774 ER -