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本文叙述了两个有关的家庭,共15个儿童,其中7个发育成心内膜弹力纤维增生症(以下简称EFE)3个孩子死于幼年,对
This article describes two related families, a total of 15 children, seven of which developed into endocardial fibroelastosis (hereinafter referred to as EFE) 3 children died of infancy,