作者:Jolliffe, D. A.; Griffiths, C. J.; Martineau, A. R.
关键词:Vitamin D ; Acute respiratory infection ; Pneumonia ; Observationalstudies ; Clinical trials
发表时间:2013
发表期刊:JOURNAL OF STEROID BIOCHEMISTRY AND MOLECULAR BIOLOGY
证据类型:系统评价/Meta分析