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McCall IW, Park WM, O'Brien JP.McCall IW, et al. Among authors: park wm.Spine (Phila Pa 1976). 1979 Sep-Oct;4(5):441-6. doi: 10.1097/00007632-197909000-00009.Spine (Phila Pa 1976). 1979.PMID: 161074
van Akkerveeken PF, O'Brien JP, Park WM.van Akkerveeken PF, et al. Among authors: park wm.Spine (Phila Pa 1976). 1979 May-Jun;4(3):236-41. doi: 10.1097/00007632-197905000-00010.Spine (Phila Pa 1976). 1979.PMID: 472896
Fairbank JC, Park WM, McCall IW, O'Brien JP.Fairbank JC, et al. Among authors: park wm.Spine (Phila Pa 1976). 1981 Nov-Dec;6(6):598-605. doi: 10.1097/00007632-198111000-00011.Spine (Phila Pa 1976). 1981.PMID: 6461072
McCall IW, Park WM, O'Brien JP, Seal V.McCall IW, et al. Among authors: park wm.Spine (Phila Pa 1976). 1985 Mar;10(2):134-7. doi: 10.1097/00007632-198503000-00004.Spine (Phila Pa 1976). 1985.PMID: 3159102
Williams F, McCall IW, O'Brien JP, Park WM.Williams F, et al. Among authors: park wm.Clin Radiol. 1982 Jul;33(4):445-52. doi: 10.1016/s0009-9260(82)80315-2.Clin Radiol. 1982.PMID: 7083744
Kasahara Y, Curtin J, O'Brien JP, Park WM.Kasahara Y, et al. Among authors: park wm.Nihon Geka Hokan. 1980 Nov 1;49(6):887-92.Nihon Geka Hokan. 1980.PMID: 7283604Japanese.No abstract available.