TY - CONF AU - Casanueva Freijo, Felipe PY - 2012 SN - 1462-0324 UR - http://hdl.handle.net/20.500.11940/5372 LA - eng TI - Active vitamin D (1,25-dihydroxyvitamin D) and bone health in middle aged and elderly men: Results from the european male ageing study DO - http://dx.doi.org/10.1093/rheumatology/kes109 VL - 51 ER -