The 12 months and final (18 months) assessments are going very smoothly. According to schedule, by 15 April in total 1764 (65%) participants have finished the 12 months assessment and 673 (25%) participants also finished the final assessment. In total 194 participants (7%) have dropped out, of whom 10 (5%) were retrieved at the final visit. Of the intervention participants, 70% is a regular and persistent user of the platform (>1 time a month). The assessments will be finished in December 2017 and the results will be published in a peer reviewed international journal.