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Zeidman SM, Ducker TB.Zeidman SM, et al.Spine (Phila Pa 1976). 1994 Oct 15;19(20):2259-66. doi: 10.1097/00007632-199410150-00003.Spine (Phila Pa 1976). 1994.PMID: 7846569Review.
Ducker TB, Zeidman SM.Ducker TB, et al. Among authors: zeidman sm.Spine (Phila Pa 1976). 1994 Oct 15;19(20):2281-7. doi: 10.1097/00007632-199410150-00006.Spine (Phila Pa 1976). 1994.PMID: 7846572Review.