海量图书期刊资源，随时随地畅享阅读乐趣
Strengthening the Reporting of Observational Studies in Epidemiology (STROBE): Explanation and ElaborationJan P. Vandenbroucke, Erik von Elm, Douglas G. Altman, Peter C. Gøtzsche, Cynthia D. Mulrow, Stuart J. Pocock, Charles Poole, James J. Schlesselman and Matthias Egger · Epidemiology · 2007