Interim within-season estimate of the effectiveness of trivalent inactivated influenza vaccine - Marshfield, Wisconsin, 2007-08 influenza season (Reprinted from vol 57, pg 393-398, 2008)
JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION(2008)
AI 理解论文
溯源树
样例
生成溯源树,研究论文发展脉络
Chat Paper
正在生成论文摘要