Ciao!
Here are some other articles that i found of interest:
Mitchell J. Doppler insonation of vertebral artery blood flow changes
associated with cervical spine rotation: Implications for manual therapists.
Physiother Theory Pract. 2007 Nov-Dec;23(6):303-13
Bayrak IK, Durmus D, Bayrak AO, Diren B, Canturk F. Effect of cervical
spondylosis on vertebral arterial flow and its association with vertigo. Clin
Rheumatol. 2009 Jan;28(1):59-64
Karatas M. Central vertigo and dizziness: epidemiology, differential
diagnosis, and common causes. Neurologist. 2008 Nov;14(6):355-64
Endo K, Suzuki H, Yamamoto K.
Consciously postural sway and cervical vertigo after whiplash injury.
Spine. 2008 Jul 15;33(16):E539-42
Cheers