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Dwyer A, Aprill C, Bogduk N.Dwyer A, et al.Spine (Phila Pa 1976). 1990 Jun;15(6):453-7. doi: 10.1097/00007632-199006000-00004.Spine (Phila Pa 1976). 1990.PMID: 2402682
France JC, Jorgenson SS, Lowe TG, Dwyer AP.France JC, et al. Among authors: dwyer ap.Spine (Phila Pa 1976). 1997 Oct 1;22(19):2272-7. doi: 10.1097/00007632-199710010-00015.Spine (Phila Pa 1976). 1997.PMID: 9346148Clinical Trial.
Uppal GS, Haider TT, Dwyer A, Uppal JA.Uppal GS, et al.Spine (Phila Pa 1976). 1994 Mar 15;19(6):719-20. doi: 10.1097/00007632-199403001-00013.Spine (Phila Pa 1976). 1994.PMID: 8009339