作者: Davide Castagno , Brian Claggett , Lu Tian , L. J. Wei , Lihui Zhao
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摘要: ∗Harvard University, bclagget@hsph.harvard.edu †Harvard lhzhao@hsph.harvard.edu ‡Stanford University School of Medicine, lutian@stanford.edu ∗∗Brigham & Women’s Hospital and Universtiy Turin ††Harvard wei@hsph.harvard.edu This working paper is hosted by The Berkeley Electronic Press (bepress) may not be commercially reproduced without the permission copyright holder.