目的评价不同企业生产的医用外科口罩对细菌气溶胶阻留效果。
Objective to evaluate the efficacy of surgical masks produced by different enterprises in stopping bacterial aerosol.
目的了解实习护生不正确使用医用外科口罩的原因，探讨相应的应对措施。
Objective To understand the reason of student nurses do not use medical surgical masks correctly, explore the appropriate response actions.
方法采用访谈法对10位实习护生就不正确使用医用外科口罩的原因进行重点访谈，现场录音和笔录，提炼相关有效条目。
Methods 10 student nurses were interviewed on reasons of incorrect use of medical surgical masks, live recordings and transcripts, extracted the relevant reasons effectively.
方法采用访谈法对10位实习护生就不正确使用医用外科口罩的原因进行重点访谈，现场录音和笔录，提炼相关有效条目。
Methods 10 student nurses were interviewed on reasons of incorrect use of medical surgical masks, live recordings and transcripts, extracted the relevant reasons effectively.
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