1. Statista. Internet usage in Europe. Available from: https://www.statista.com [Accessed 30 May 2020].
2. Statista. Internet usage in the United States. Available from: http://www.statista.com [Accessed 30 May 2020].
3. Pew Research Center. Internet use over time. Available from: https://www.pewinternet.org [Accessed 30 April 2020].
4. The quality of pediatric orthopaedic information on the internet;Winship;J Pediatr Orthop,2014
5. Orthopaedic patient information on the world wide web: an essential review;Cassidy;J Bone Joint Surg Am,2016