PT - JOURNAL ARTICLE AU - Michael Saraga AU - Friedrich Stiefel TI - Spinning wider AID - 10.1136/bmjebm-2019-111267 DP - 2019 Sep 23 TA - BMJ Evidence-Based Medicine PG - bmjebm-2019-111267 4099 - http://ebm.bmj.com/content/early/2019/09/23/bmjebm-2019-111267.short 4100 - http://ebm.bmj.com/content/early/2019/09/23/bmjebm-2019-111267.full