Additional file 1: of An activity-friendly environment from the adolescent perspective: a concept mapping study L. Hidding M. Chinapaw T. Altenburg 10.6084/m9.figshare.7216595.v1 https://springernature.figshare.com/articles/journal_contribution/Additional_file_1_of_An_activity-friendly_environment_from_the_adolescent_perspective_a_concept_mapping_study/7216595 Concept maps. Four concept maps, one for each school class. (DOCX 372 kb) 2018-10-16 05:00:00 Youth Concept mapping Physical activity Environment Activity friendliness