URL：https://www.mayoclinic.org/-/media/kcms/gbs/patient-consumer/images/2013/08/26/10/37/ds00745-mcdc7_atrioventricularthu_jpg.jpg
掲載元：https://www.mayoclinic.org/es/diseases-conditions/atrioventricular-canal-defect/multimedia/atrioventricular-canal-defect/img-20007544
