Effects of cognitive behavioural therapy and bright light therapy for insomnia in youths with eveningness: study protocol for a randomised controlled trial. - Li, Shirley Xin; Cheung, Forrest Tin Wai; Chan, Ngan Yin; Chan, Joey Wing Yan; Zhang, Jihui; Li, Albert Martin; Espie, Colin A.; Gradisar, Michael; Wing, Yun-Kwok (Trials, 2024)