它缺少前胸骨和中胸骨胫骨骨刺。
目的是介绍胸骨下段小切口在心内手术中的应用体会。
The objective is to introduce experience of infrasternal small incisions to intracardiac operation.
用头皮针从36例小儿胸骨中获取骨髓液。
The bone marrow was got with the scalp needles in 36 cases of children sternum.? DISCUSSION?
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