Reference:
ACC 與社會認知  https://pmc.ncbi.nlm.nih.gov/articles/PMC4885021/                        
血清素與社會地位 https://pubmed.ncbi.nlm.nih.gov/2419791/
黑猩猩的社會階層與壓力反應 https://deepblue.lib.umich.edu/bitstream/handle/2027.42/96063/mesobole_1.pdf
相對地位與幸福感 https://www.researchgate.net/publication/7358954_Subjective_social_status_moderates_cortisol_responses_to_social_threat