VARIATIONS IN VERTEBRAL DEFORMITY PREVALENCE IN EUROPE ARE STATISTICALLY DEPENDENT ON POPULATION DIFFERENCES IN BONE-DENSITY - THE EVOS-STUDY by Reeve, J, Lunt, M, Felsenberg, D, Benevolenskaya, L, Cannata, J, Dequeker, J, Dodenhof, C, Falch, J, Mccloskey, E, Masaryk, P, Pols, H, Poor, G, Reid, D, Scheidtnave, C, Silman, A, Varlow, J, Weber, K