Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Dorsa Amir and Peter T. Ellison and Kim R. Hill and Richard G. Bribiescas,Diurnal variation in salivary cortisol across age classes in Ache Amerindian males of Paraguay,American Journal of Human Biology,1042-0533,Wiley,2014-10-18,27,3,344-348,https://cir.nii.ac.jp/crid/1360292619104100352,https://doi.org/10.1002/ajhb.22645