To compare the application of direct with indirect venipuncture for senile patients. It showed that direct venipuncture has a high success rate.
比较直接静脉穿刺法和间接静脉穿刺法在老年病人中的应用。
To compare the application of direct with indirect venipuncture for senile patients. It showed that direct venipuncture has a high success rate.
比较直接静脉穿刺法和间接静脉穿刺法在老年病人中的应用。
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