A multicenter dosimetric and observational study for lesion dosimetry in 223Ra therapy of bone metastases: Calibration protocol and eligibility criteria. Issue 1 (February 2016) - Pacilio, M.; Cassano, B.; Chiesa, C.; Ferrari, M.; Pettinato, C.; Amato, E.; Fioroni, F.; Lorenzon, L.; Pellegrini, R.; Di Castro, E.; Pani, R.; Cremonesi, M.