TY - JOUR A1 - Rietsch, Katrin A1 - Eccard, Jana A1 - Scheffler, Christiane T1 - Decreased external skeletal robustness due to reduced physical activity? Y1 - 2013 UR - https://publishup.uni-potsdam.de/frontdoor/index/index/docId/34435 UR - http://onlinelibrary.wiley.com/doi/10.1002/ajhb.22389/pdf ER -