Document is current

Article History

Received: 30 October 2020

Accepted: 3 February 2021

First Online: 17 February 2021

Ethics approval and consent to participate

: Tuscany Region requests the delivery of an Informative Note to each patient (document available at: ) prior to their inclusion in the Rare Diseases Registry of Tuscany, according to Article 13 of Privacy Code (Legislative Decree 196/2003 Privacy Code). The Informative Note specifies that data of patients can be used for research and surveillance aims. Co-authors performing the study cannot in any way get the identity of patients and only aggregated results are published. All procedures performed in this study were in accordance with the Ethical Standards of the Ethical Committee of Azienda Ospedaliero-Universitaria Pisana (the publication of the study was approved on the 27th October 2020).

: Not applicable.

: The authors declare that they have no competing interests.