血清25羟维生素D与新生儿感染性肺炎的关系研究
刘梁,宋红,周川,李晶晶,冯晓霞
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LIU Liang,SONG Hong,ZHOU Chuan,LI Jing-jing,FENG Xiao-xia
中国全科医学 . 2018, (19): 2330 -2334 .  DOI: 10.12114/j.issn.1007-9572.2018.00.041