Erasmus MC Cancer Institute, Post Office Box 2040, 3000 CA, Rotterdam, Netherlands. University Medical Center Groningen, University of Groningen, Hanzeplein 1, 9713 GZ, Groningen, Netherlands. Amsterdam UMC location VUMC, Cancer Center Amsterdam, De Boelelaan 1118, 1081 HV, Amsterdam, Netherlands. UZ KU-Leuven, Herestraat 49, 3000, Leuven, Belgium. Radius Health, Inc., 950 Winter Street, Waltham, MA, 02451, USA. Radius Health, Inc., 950 Winter Street, Waltham, MA, 02451, USA. mconlan@radiuspharm.com. Clinical Trials Conduct Unit, Institut Jules Bordet - Université Libre de Bruxelles, Rue Héger-Bordet 1, 1000, Brussels, Belgium.