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Katznelson A, Nerubay J, Lev-El A.Katznelson A, et al.Spine (Phila Pa 1976). 1982 Jan-Feb;7(1):74-5.Spine (Phila Pa 1976). 1982.PMID: 7071664No abstract available.
Katznelson A, Oliver S, Nerubay J, Volpin G, Lin E.Katznelson A, et al.Harefuah. 1978 May 15;94(10):309.Harefuah. 1978.PMID: 689507Hebrew.No abstract available.