Text and Data Mining valid from 2018-05-29
Received: 23 November 2017
Accepted: 27 March 2018
First Online: 29 May 2018
Ethics approval and consent to participate
: The Icona study was approved by ethical committees of all participating centers: Ancona, Bari, Bergamo, Bologna, Brescia, Busto Arsizio, Cagliari, Catania, Chieti, Ferrara, Firenze, Genova, Latina, Lecco, Macerata, Milano, Modena, Monza, Napoli, Padova, Palermo, Perugia, Pescara, Reggio Emilia, Roma, Rovigo, Sassari, Siena, Siracusa, Terni, Torino, Udine, Vicenza, and Viterbo. All subjects participating in the Icona study have signed an informed consent.
: The authors declare that they have no competing interests.
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