血清25-羟维生素D水平与儿童免疫功能和反复呼吸道感染的关联性分析
张琪，邓芳，毕良学，徐凤琴，许崇玉
Association of Serum 25（OH）D Concentration with Children's Immune Function and Recurrent Respiratory Infection
ZHANG Qi，DENG Fang，BI Liangxue，XU Fengqin，XU Chongyu
中国全科医学
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2020, (9): 1112
-1116
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DOI: 10.12114/j.issn.1007-9572.2019.00.626
