Lights On or Off? The Efficacy of Light Therapy as Add‐On to Cognitive Behavioural Therapy for Insomnia—A Pilot Study
Sarah R. Schmid, Christine Blume, Johanna Ell, Nikolas Konzen, Matthias Apweiler, Bernd Feige
Journal of Sleep Research · 2026
10.1111/jsr.70357