Messina, Rossella http://orcid.org/0000-0001-5526-9769
Rucci, Paola
Sturt, Jackie
Mancini, Tatiana
Fantini, Maria Pia
Article History
Received: 4 October 2017
Accepted: 16 April 2018
First Online: 23 April 2018
Ethics approval and consent to participate
: The Ethics Committee of the Institute for Social Security (ISS) of San Marino approved the study procedures (registration number: 28/2016/CERS).
: All eligible patients provided a written informed consent after receiving an explanation of study procedures and aims and after having an opportunity to ask questions.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.