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Volery M, Scherz V, Jakob W, Bandeira D, Deggim-Messmer V, Lauber-Biason A, Wildhaber J, Falquet L, Curtis N, Zimmermann P.Volery M, et al. Among authors: zimmermann p.BMJ Open. 2020 Jun 23;10(6):e036275. doi: 10.1136/bmjopen-2019-036275.BMJ Open. 2020.PMID: 32580987Free PMC article.