Authors: Catherine De Angelis; Jeffrey M Drazen; Frank A Frizelle; Charlotte Haug; John Hoey; Richard Horton; Sheldon Kotzin; Christine Laine; Ana Marusic; A John P M Overbeke; Torben V Schroeder; Hal C Sox; Martin B Van Der Weyden Journal: N Engl J Med Date: 2004-09-08 Impact factor: 91.245
Authors: Lucy Turner; Larissa Shamseer; Douglas G Altman; Laura Weeks; Jodi Peters; Thilo Kober; Sofia Dias; Kenneth F Schulz; Amy C Plint; David Moher Journal: Cochrane Database Syst Rev Date: 2012-11-14