Efficacy, cost-utility and physiological effects of Acceptance and Commitment Therapy (ACT) and Behavioural Activation Treatment for Depression (BATD) in patients with chronic low back pain and depression: study protocol of a randomised, controlled trial including mobile-technology-based ecological momentary assessment (IMPACT study)

接受和承诺疗法 (ACT) 和抑郁症行为激活治疗 (BATD) 对慢性腰痛和抑郁症患者的疗效、成本效益和生理影响：包括基于移动技术的生态瞬时评估的随机对照试验研究方案 (IMPACT 研究)