Official 2017 World GI congress app. The congress takes place in Barcelona June 28 - July 1 2017. Key features: Advanced filter to search sessions and presentations of the scientific program, posters, industry symposia, info about speakers, exhibitors and the venue, timeline, access speaker slides via the E-material service module – fully synchronised with the E-Materials online portal, submit messages to speakers, rate presentations, take notes for each presentation, follow the congress Twitter wall etc.