Most babies have a closed ductus arteriosus by 72 hours after birth.大多数婴儿在出生后72小时内动脉导管闭合.Methods: Umbilical vein, ductus venosus and venous ligament and ligamentum teres hepatis anatomized, observed and measured.方法: 解剖观测...

Most babies have a closed ductus arteriosus by 72 hours after birth.大多数婴儿在出生后72小时内动脉导管闭合.Figure B shows a heart with a patent ductus arteriosus.图B显示了存在“开放性动脉导管”问题的心脏.What are the symptoms of a patent ductus arteriosus?动脉...

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ductus的音标：ductus的英式发音音标为：['dʌktəs]ductus的美式发音音标为：['dʌktəs]...