references
The CTR concept evaluates the underlying geometry of spinal structure and function
- the part relating to the whole
A clinical method for measuring segmental flexion mobility in the cervico-thoracic spine and a model for classification.
Norlander S, Aste-Norlander U, Nordgren B, Sahlstedt B.
Scand J Rehabil Med. 1995 Jun;27(2):89-98
Mobility in the cervico-thoracic motion segment: an indicative factor of musculo-skeletal neck-shoulder pain.
Norlander S, Aste-Norlander U, Nordgren B, Sahlstedt B.
Scand J Rehabil Med. 1996 Dec;28(4):183-92
Reduced mobility in the cervico-thoracic motion segment--a risk factor for musculoskeletal neck-shoulder pain: a two-year prospective follow-up study.
Norlander S1, Gustavsson BA, Lindell J, Nordgren B.
Scand J Rehabil Med. 1997 Sep;29(3):167-74.
Clinical symptoms related to musculoskeletal neck-shoulder pain and mobility in the cervico-thoracic spine.
Norlander S, Nordgren B.
Scand J Rehabil Med. 1998 Dec;30(4):243-51
Assessment of motion in the cervico-thoracic spine in patients with subacute whiplash-associated disorders.
Bunketorp Käll L.
J Rehabil Med. 2008 Jun;40(6):418-25. doi: 10.2340/16501977-0180