Research Paper: Comparing the Effects of Melatonin and Zolpidem on Sleep Quality, Depression, and Anxiety in Patients With Colorectal Cancer Undergoing Chemotherapy

1. Department of clinical pharmacy, Faculty of Pharmacy, Guilan University of Medical Sciences, Rasht, Iran 2. Department of Clinical Pharmacy, Faculty of Pharmacy, Tehran University of Medical Sciences, Tehran, Iran. 3. Department of Psychiatry, Sina Hospital, Tehran University of Medical Sciences, Tehran, Iran. 4. Psychiatry and Psychoogy Research Center, Roozbeh Hospital, Tehran University of Medical Sciences, Tehran, Iran. 5. Hematology-Oncology and Stem Cell Research Center, Tehran University of Medical Sciences, Tehran, Iran.