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Ding WG, Yan WH, Wei ZX, Liu JB.Ding WG, et al.J Bone Miner Metab. 2012 Jul;30(4):400-7. doi: 10.1007/s00774-011-0328-y. Epub 2011 Nov 8.J Bone Miner Metab. 2012.PMID: 22065237