Other types are primum defects and sinus venosus defects.

其他的类型包括原发性缺陷和静脉窦缺陷；

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If in doubt, we should be heedful of the maxim Primum non nocere: first, do no harm.

如果新功能值得怀疑，我们应该谨记格言 Primum non nocere：首先，不要造成伤害。

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The authors emphasize early operation, firm repair of the VSD and ASD primum and restoration of the function of the mitral valve.

强调本病须尽早手术治疗、术中牢固修补VSD和原发孔ASD及恢复二尖瓣功能的重要性。

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