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Seikei Geka, 2013, 64:            841\u2013844 (in Japanese)."},{"key":"2","doi-asserted-by":"crossref","unstructured":"2) Fon              GT, Pitt              MJ, Thies              AC              Jr: Thoracic kyphosis:            range in normal subjects. AJR Am J Roentgenol,            1980, 134: 979\u2013983.","DOI":"10.2214\/ajr.134.5.979"},{"key":"3","doi-asserted-by":"crossref","unstructured":"3) Hinman              MR: Comparison            of thoracic kyphosis and postural stiffness in younger and older women.            Spine J, 2004, 4:            413\u2013417.","DOI":"10.1016\/j.spinee.2004.01.002"},{"key":"4","unstructured":"4) Kanemura              T, Imagama              S: Spino-pelvic            alignment in an asymptomatic Japanese population\u2014mean and variance of upright            thoracolumbar spino-pelvic alignment in Japanese.            Kansetsugeka, 2009, 28:            10\u201319 (in Japanese)."},{"key":"5","unstructured":"5) Kobayashi              T, Atsuta              Y, Ito              H, et al.:            Evaluation of spinal deformity among elderly and conservative            treatment. Seikei Geka, 2013,            64: 857\u2013861 (in            Japanese)."},{"key":"6","doi-asserted-by":"crossref","unstructured":"6) Tran              TH, Wing              D, Davis              A, et al.:            Correlations among four measures of thoracic kyphosis in older            adults. Osteoporos Int, 2016,            27: 1255\u20131259.","DOI":"10.1007\/s00198-015-3368-7"},{"key":"7","doi-asserted-by":"crossref","unstructured":"7) \u00d6hl\u00e9n              G, Spangfort              E, Tingvall              C: Measurement            of spinal sagittal configuration and mobility with Debrunner\u2019s            kyphometer. 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World J Orthop, 2015,            6: 727\u2013737.","DOI":"10.5312\/wjo.v6.i9.727"},{"key":"16","doi-asserted-by":"crossref","unstructured":"16) Bansal              S, Katzman              WB,                Giangregorio              LM: Exercise            for improving age-related hyperkyphotic posture: a systematic review.            Arch Phys Med Rehabil, 2014, 95:            129\u2013140.","DOI":"10.1016\/j.apmr.2013.06.022"},{"key":"17","unstructured":"17) Saimon              Y, Ryuzaki              D, Akahane              H, et al.:            Correlation between sagittal alignment, range of motion, muscle strength            of the spine and lower limbs and quality of life in female adults with spinal            deformities\u2014a pilot study\u2014. 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Arch Phys Med Rehabil, 2007, 88:            192\u2013199.","DOI":"10.1016\/j.apmr.2006.10.033"},{"key":"26","doi-asserted-by":"crossref","unstructured":"26) Roussouly              P,                Pinheiro-Franco              JL:            Biomechanical analysis of the spino-pelvic organization and adaptation in            pathology. Eur Spine J, 2011,            20: 609\u2013618.","DOI":"10.1007\/s00586-011-1928-x"},{"key":"27","doi-asserted-by":"crossref","unstructured":"27) Gon\u00e7alves              LC, Vale              RG, Barata              NJ, et al.:            Flexibility, functional autonomy and quality of life (QoL) in elderly            yoga practitioners. 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