Pyramid of Evidence
Source: Murad MH, Asi N, Alsawas M, et al. New evidence pyramid. BMJ Evidence-Based Medicine Published Online First: 23 June 2016. doi: 10.1136/ebmed-2016-110401
Source: Murad MH, Asi N, Alsawas M, et al. New evidence pyramid. BMJ Evidence-Based Medicine Published Online First: 23 June 2016. doi: 10.1136/ebmed-2016-110401