| 标题 |
A randomized controlled trial of vitamin D3 supplementation for the prevention of symptomatic upper respiratory tract infections |
| 网址 | |
| DOI | |
| 其它 |
期刊:Epidemiology and Infection 作者:M. LI-NG; J. F. ALOIA; S. POLLACK; B. A. CUNHA; M. MIKHAIL; et al 出版日期:2009-03-19 |
| 求助人 | |
| 下载 |
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(2025-6-4)