article 2017 9 pages Trunk Muscle Activity during Drop Jump Performance in Adolescent Athletes with Back Pain Steffen Mueller, Josefine Stoll, Juliane Mueller, Michael Cassel, Frank Mayer JournalFrontiers in PhysiologyDOI10.3389/fphys.2017.00274Publication typeOriginal ResearchPopulationadolescent athletes View on DOI ↗