Results:The percentages of repeated respiratory tract infection, anorexia and weigh loss in the study group are much higher than that in the control group(P<0.05).
结果：地图舌小儿反复呼吸道感染、厌食的发生率明显高于对照组（P<0.05），体重明显低于对照组（P<0.05）；
Objective to discuss the factors causing repeated respiratory tract infection in children so as to provide references for the prevention and treatment.
目的探讨引起儿童反复呼吸道感染的因素，为儿童反复呼吸道感染预防及治疗提供参考依据。
Objective to discuss the factors causing repeated respiratory tract infection in children so as to provide references for the prevention and treatment.
目的探讨引起儿童反复呼吸道感染的因素，为儿童反复呼吸道感染预防及治疗提供参考依据。
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