References:
1. Mihailoff GA, Haines DE. The diencephalon. In: Haines DE, Mihailoff GA, Willis MA. Fundamental Neuroscience for Basic and Clinical Applications. 6th edition, 2025. Philadelphia: Elsevier.
2. Hardeland R. Neurobiology, pathophysiology, and treatment of melatonin deficiency and dysfunction. Sci World J 2012; 2012: 640389.
3. Cajochen C, Kräuchi K, Wirz-Justice A. Role of melatonin in the regulation of human circadian rhythms and sleep. J Neuroendocrinol 2003; 15 (4): 432–437.
4. Cagnacci A, Elliott JA, Yen SSC. Melatonin: A major regulator of the circadian rhythm of core temperature in humans. J Clin Endocrinol Metab 1992; 75 (2): 447–452.
5. Adamsson M, Laike T, Morita T. Annual variation in daily light exposure and circadian change or melatonin and cortisol concentrations at a northern latitude with large seasonal differences in photoperiod length. J Physiol Anthropol 2017; 36 (6): 1–15.
6. Hu H, Cui Y, Yang Y. Circuits and functions of the lateral habenula in health and in disease. Nat Rev Neurosci 2020; 21 (5): 277–295.