title: Editor and authors' answer.
authors.affiliation: Department of Hand Surgery, SOS Main, CCOM, University Hospital of Strasbourg, FMTS, University of Strasbourg, CNRS Icube 7357, 12, avenue Baumann, 67403 Illkirch, France.
authors.forename: S
authors.initials: S
authors.lastname: Facca
authors.affiliation: Department of Hand Surgery, SOS Main, CCOM, University Hospital of Strasbourg, FMTS, University of Strasbourg, CNRS Icube 7357, 12, avenue Baumann, 67403 Illkirch, France. Electronic address: philippe.liverneaux@chru-strasbourg.fr.
authors.forename: P
authors.initials: P
authors.lastname: Liverneaux