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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).
(a) Main advantages of the use of the SDM referred by the participants; (b) Main disad-vantages of the use of the SDM referred by the participants (* Others: lack of universality, delay in the patient’s decision and difficult applicability).