TY - RPRT TI - Accessory mitral valve tissue causing left ventricular outflow obstruction (two-dimensional echocardiographic diagnosis and surgical approach). AU - R J Ascuitto AU - N T Ross-Ascuitto AU - G S Kopf AU - C S Kleinman AU - N S Talner PY - 1986 DO - 10.1016/s0003-4975(10)60590-5 UR - https://pubmed.ncbi.nlm.nih.gov/3778009/ ID - 3778009 ER -