Neck exercises, physical and cognitive behavioural-graded activity as a treatment for adult whiplash patients with chronic neck pain: design of a randomised controlled trial

颈部锻炼、身体和认知行为分级活动作为治疗成人颈椎挥鞭伤合并慢性颈痛患者的疗法：一项随机对照试验的设计