1. Ware M Mabe M 2015 The STM Report: An overview of scientific and scholarly journal publishing http://www.stm-assoc.org/2015_02_20_STM_Report_2015.pdf
2. Offline: What is medicine's 5 sigma?;Horton;Lancet,2015
3. CROWN About CROWN Initiative http://www.crown-initiative.org/14-2/aims-and-scope/