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This directory is comprised of chiropractors practicing specific upper cervical work based on the John F. Grostic, D.C., model and procedure.
Some of the techniques have been abbreviated as follows:
* = Certified by BOD . OR = Orthospinology . AO = Atlas Orthogonal . GR = Grostic . N = NUCCA .
T = Toggle
Doctors with an asterisk beside their technique have indicated that they have obtained the following levels of certification by their organization:
Ortho— Board Certification
NUCCA— Part II Certification and above
AO— BCAO status