TY - RPRT TI - Accessory mitral valve tissue causing left ventricular outflow tract obstruction in D-transposition of the great arteries. AU - E C Martin AU - M A LaCorte AU - C N Steeg AU - F O Bowman PY - 1981 DO - 10.1007/bf02552391 UR - https://pubmed.ncbi.nlm.nih.gov/7249017/ ID - 7249017 ER -