Interesting meta-analysis by Furukawa et al. (in press) of 241 trials, aiming to work out what components of therapy lead to better outcomes for people with chronic insomnia.
References
Furukawa Y., Sakata M., Yamamoto R., et al. Components and Delivery Formats of Cognitive Behavioral Therapy for Chronic Insomnia in Adults: A Systematic Review and Component Network Meta-Analysis. JAMA Psychiatry. Published online January 17, 2024.