Clinic for Psychiatry and Psychotherapy;
Nuremberg Hospital;
Nuremberg;
Germany;
Psychotherapeutical Practice;
Weissenburg;
Germany;
Sozialstiftung Bamberg;
Clinic for Psychiatry;
Psychosomatic and Psychotherapy;
Clinic Bamberg;
Bamberg;
Germany;
Insomnia; Non-Pharmacological; Treatment; Older; Adults; CBT; Light; Therapy; Physical; Activity;