Authors: Kris Vanhaecht; Elly Van Bael; Ellen Coeckelberghs; Charlotte Van der Auwera; Fien Claessens; Luk Bruyneel; Dirk De Ridder; Massimiliano Panella; Maureen Bisognano; Pedro L Delgado; Deborah Seys Journal: BMJ Open Date: 2020-08-06 Impact factor: 2.692