Sari M, Yuniarti E. The Effect of Sun Exposure on the Effectiveness of the Serotonin Hormone: Literature Review. JBT [Internet]. 2023 Sep. 1 [cited 2024 Nov. 22];23(4):91-7. Available from: http://jurnalfkip.unram.ac.id/index.php/JBT/article/view/5532