Degenerative inter-vertebral disc disease (Osteochondrosis Intervertebralis) in Europe: prevalence, geographic variation, and radiological correlates in men and women aged 50 and o... von Armbrecht, G, Felsenberg, D, Ganswindt, M, Lunt, M, Kaptoge, S, Abendroth, K, Aroso Dias, A, Bhalla, A, Cannata Andia, J, Dequeker, J, Eastell, R, Hoszowski, K, Lyritis, G, Masaryk, P, van Meurs, J, Miazgowski, T, Nuti, R, Poór, G, Redlund-Johnell, I, Reid, D, Schatz, H, Todd, C, Woolf, A, Rivadeneira, F, Javaid, M, Cooper, C, Silman, A, O'Neill, T, Reeve, J, European Vertebral Osteoporosis Study Group, European Prospective Osteoporosis Study Group