Sleep problems mediate the association between outdoor nighttime light and symptoms of depression and anxiety: A cross-sectional, multi-city study in Bulgaria

Helbich, M., Burov, A., Dimitrova, D., Markevych, I., Nieuwenhuijsen, M., & Dzhambov, A. (). Sleep problems mediate the association between outdoor nighttime light and symptoms of depression and anxiety: A cross-sectional, multi-city study in Bulgaria. Environmental Research; Environmental Research.