,
Vitacca, Michele https://orcid.org/0000-0002-9389-7915
Pietta, Irene
Lazzeri, Marta
Paneroni, Mara
Article History
Received: 27 February 2019
Accepted: 13 May 2019
First Online: 8 June 2019
Ethics approval and consent to participate
: The protocol was approved by the Ethics Committees of each centre and registered in Clinical Trials.gov ID NET03322787.
: Not applicable.
: The authors declare that they have no competing interests.