1. Variation of radius of curvature around the femoral head and its associations with gender and incident radiographic hip osteoarthritis: Data from the Osteoarthritis Initiative 
J.A. Lynch, F. Liu, I. Tolstykh, B. Wise, N.E. Lane, C.E. McCulloch, T.M. Link, M.C. Nevitt 
Osteoarthritis and Cartilage 
Volume 24, Pages S264-S265 (April 2016)
DOI: /j.joca
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2. Figure 1
Showing position of the inflection point and the +/−90 degree arc over which relative curvature was measured.
Osteoarthritis and Cartilage  , S264-S265DOI: ( /j.joca )
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