Forns J, Vegas O, Julvez J, Garcia-Esteban R, Rivera M, Lertxundi N, Guxens M, Fano E, Ferrer M, Grellier J, Ibarluzea J, Sunyer J. Association between child cortisol levels in saliva and neuropsychological development during the second year of life. Stress Health. 2014 Apr;30(2):142-8. doi: 10.1002/smi.2504
Cates SC, Kosa KM, Karns S, Godwin SL, Speller-Henderson L, Harrison R, Ann Draughon F. Food safety knowledge and practices among older adults: identifying causes and solutions for risky behaviors. J Nutr Elder. 2009 Apr;28(2):112-26. doi: 10.1080/01639360902949986
McKenna SP, Doward LC. How should we measure quality of life in ankylosing spondylitis? Rheumatol Pract. 2008;6(2):12-4.
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