中国当代医药
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中国当代医药  2020, Vol. 27 Issue (24): 66-68    DOI:
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Application effect of self-made metal ring fixed disposable injector empty tube containing sputum suction connecting tube device in patients in respiratory intensive care unit
ZENG Gui-hua
The Second Department of Cardiology,Ganzhou People′s Hospital,Jiangxi Province,Ganzhou 341000,China
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