Internet Use and Access, Behavior, Cyberbullying, and Grooming: Results of an Investigative Whole City Survey of Adolescents.

Background: According to the Digital Agenda for Europe, the way children use the Internet and mobile technologies has changed dramatically in the past years.

Objective: The aims of this study were to: (1) breakdown the modalities of access and use of the Internet by teenagers to assess risks and risky behaviors; and (2) provide scientific data to evaluate and counsel safe use of the Internet and new technologies by teenagers.

Methods: The study was conducted under the program "Strategies for a Better Internet for Children" started in May 2012 by the European Commission.