North American Spine Society 5th annual meeting Monterey, California August 8-11, 1990
/ edit. Arthur White
. 1991. Vol. 16, No. 6, no. 6S, Suppl.
- Hagerstown
: Lippincott
, 1991
- s. 178-310
(Spine; no. 6S, Suppl.)
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