Biological Basis

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Oxytocin testing citations [1] and some other stuff from same source [1]/>

  1. ^ a b De Dreu, Carsten K.W. (2012). "Oxytocin modulates cooperation within and competition between groups: An integrative review and research agenda". Hormones and Behavior. 61 (3): 419–428. doi:10.1016/j.yhbeh.2011.12.009. ISSN 0018-506X.

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