1. CONSORT 2010 Explanation and Elaboration: updated guidelines for reporting parallel group randomised trials;Moher;J Clin Epidemiol,2010
2. The Cochrane Collaboration's tool for assessing risk of bias in randomised trials;Higgins;BMJ,2011
3. Chapter 8: assessing risk of bias in included studies;Higgins,2011
4. Chapter 16: special topics in statistics;Higgins,2011
5. Biologics for rheumatoid arthritis: an overview of Cochrane reviews;Singh;Cochrane Database Syst Rev,2009