Genetic polymorphisms and their association with the prevalence and severity of chronic postsurgical pain: a systematic review D.M.N. Hoofwijk, R.R.I. van Reij, B.P. Rutten, G. Kenis, W.F. Buhre, E.A. Joosten British Journal of Anaesthesia Volume 117, Issue 6, Pages 708-719 (December 2016) DOI: 10.1093/bja/aew378 Copyright © 2016 The Author(s) Terms and Conditions
Fig 1 Flowchart of the process of article selection. British Journal of Anaesthesia 2016 117, 708-719DOI: (10.1093/bja/aew378) Copyright © 2016 The Author(s) Terms and Conditions