Authors: Vittorio Colizzi; Daniele Mezzana; Pavel V Ovseiko; Giovanni Caiati; Claudia Colonnello; Andrea Declich; Alastair M Buchan; Laurel Edmunds; Elena Buzan; Luiz Zerbini; Dimitar Djilianov; Evanthia Kalpazidou Schmidt; Krzysztof P Bielawski; Doris Elster; Maria Salvato; Luiz C Jr Alcantara; Antonella Minutolo; Marina Potestà; Elena Bachiddu; Maria J Milano; Lorna R Henderson; Vasiliki Kiparoglou; Phoebe Friesen; Mark Sheehan; Daniela Moyankova; Krasimir Rusanov; Martha Wium; Izabela Raszczyk; Igor Konieczny; Jerzy P Gwizdala; Karol Śledzik; Tanja Barendziak; Julia Birkholz; Nicklas Müller; Jürgen Warrelmann; Ute Meyer; Juliane Filser; Fernanda Khouri Barreto; Carla Montesano Journal: JMIR Res Protoc Date: 2019-03-07