Clinical research 2000.
T
T
Ducker
D002574:Cervical Vertebrae / Q000601:surgery; D003695:Delivery of Health Care / Q000191:economics* / Q000331:legislation & jurisprudence; D006801:Humans; D017063:Outcome Assessment, Health Care; D017410:Practice Guidelines as Topic; D012106:Research; D013122:Spinal Diseases / Q000601:surgery