Harold S, Dienes K. The influence of ethnicity and nationality on cortisol reactivity to an acute laboratory stressor, with and without partner support. Poster presented at the American Psychosomatic Society 77th Annual Scientific Meeting; March 2019. Vancouver, Canada. [abstract] Psychosom Med. 2019 May; 81(4):A71. doi: 10.1097/PSY.0000000000000699
Glass RL, Rothman KJ, Espinal F, Velez H, Smith NJ. Prevalence of human dental caries and water-borne trace metals. Arch Oral Biol. 1973 Sep;18(9):1099-104. doi: 10.1016/0003-9969(73)90083-6