1. Anderson, G. (2016). Melatonin and serotonin in psychiatric and brain disorders. Atlas of Science. Retrieved from
https://atlasofscience.org/melatonin-and-serotonin-in-psychiatric-and-brain-disorders/
2. Bazrafkan, L., Shokrpour, N., Yousefi, A., & Yamani, N. (2016). Management of stress and anxiety among PhD students during thesis writing: A qualitative study. The Health Care Manager, 35(3), 231–240.
https://doi.org/10.1097/HCM.0000000000000120
3. Bossi, A. H., & Hopker, J. (2017). Twilight: Filter the blue light of your device and sleep better. British Journal of Sports Medicine, 51(14), 1103–1104.
https://doi.org/10.1136/bjsports-2016-096315
4. Breazeale, R. (2012). Thoughts, neurotransmitters, body-mind connection: Our thoughts influence our bodies directly, and vice versa. Psychology Today. Retrieved from
https://www.psychologytoday.com/us/blog/in-the-face-adversity/201207/thoughts-neurotransmitters-body-mind-connection
5. Campbell, J. (2018). Re: ‘Find your passion’ doesn’t mean what you think it does [Reader letter]. The Atlantic. Retrieved from
https://www.theatlantic.com/letters/archive/2018/07/letters-find-your-passion-is-awful-advice/565409/