Changes in Menopausal Risk Factors in Early Postmenopausal Osteopenic Women After 13 Months of High-Intensity Exercise: The Randomized Controlled ACTLIFE-RCT - Hettchen, Michael; von Stengel, Simon; Kohl, Matthias; Murphy, Marie H.; Shojaa, Mahdieh; Ghasemikaram, Mansour; Bragonzoni, Laura; Benvenuti, Francesco; Ripamonti, Claudio; Benedetti, Maria Grazia; Julin, Mikko; Risto, Tapani; et al. (Friedrich-Alexander-Universität Erlangen-Nürnberg, 2021)