Critique the state of the evidence for manual therapy interventions in the treatment of cervical radiculopathy • Compare two common interventions – spinal manipulation and nerve root injection – for patients with MRI-confirmed lumbar disc herniation • Critique the state of the evidence for spinal manipulation specifically in the treatment of cervical radiculopathy • Interpret the results of a cohort study of MRI-confirmed symptomatic cervical disc herniation patients treated with cervical manipulation • Compare isolated cervical SMT versus a combination of cervical, cervico-thoracic and thoracic SMT in patients with chronic mechanical neck pain