·2,447,543篇论文数据，部分数据来源于NoteExpress
Method: 248 neonates were selected at random, and the epicranial artery, radial artery, humeral artery and femoral artery were punctured respectively.
方法：随机选择248例次新生儿，分别在头皮动脉、桡动脉、肱动脉、股动脉4个部位穿刺抽取血气标本。
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