目的探讨小儿腹腔镜阑尾切除术(LA)的并发症及影响因素，提出预防处理对策。
Objective to identify the complications of laparoscopic appendectomy (la) in children and their causative factors for their prevention and treatment.
在此针对串层污染形成原因及影响因素，提出了防治对策。
Aimed at cross strata polluted water formation and influential factors, the authors put forward control countermeasures.
目的探讨影响血气标本误差的因素及制定相应的对策。
Objective to explore the factors that affect the blood gas sample error and formulate corresponding policies.
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