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Affiliations

• ¹ Sleep Disorders Research Center, Kermanshah University of Medical Sciences, Kermanshah, Iran.
• ² Department of Biochemistry, Faculty of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran.
• ³ Department of Biochemistry, School of Medicine, Zanjan University of Medical Sciences, Zanjan, Iran.
• ⁴ Clinical Biochemistry Research Center, Basic Health Sciences Institute, Shahrekord University of Medical Sciences, Shahrekord, Iran.
• ⁵ Sleep Disorders Research Center, Kermanshah University of Medical Sciences, Kermanshah, Iran. [email protected].