Rehabilitation for children with chronic acquired brain injury in the Child in Context Intervention (CICI) study: study protocol for a randomized controlled trial oleh Nina Rohrer-Baumgartner, Ingvil Laberg Holthe, Edel Jannecke Svendsen, Cecilie Røe, Jens Egeland, Ida M. H. Borgen, Solveig L. Hauger, Marit V. Forslund, Cathrine Brunborg, Hege Prag Øra, Hilde Margrete Dahl, Line Kildal Bragstad, Eli Marie Killi, Maria Sandhaug, Ingerid Kleffelgård, Anine Pernille Strand-Saugnes, Ingeborg Dahl-Hilstad, Jennie Ponsford, Laraine Winter, Shari Wade, Marianne Løvstad