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Shields CA, Spink KS, Chad K, Muhajarine N, Humbert L, Odnokon P.Shields CA, et al. Among authors: chad k.J Health Psychol. 2008 Jan;13(1):121-30. doi: 10.1177/1359105307084317.J Health Psychol. 2008.PMID: 18086723
Spink KS, Reeder B, Chad K, Wilson K, Nickel D.Spink KS, et al. Among authors: chad k.Can J Public Health. 2008 Jan-Feb;99(1):26-30. doi: 10.1007/BF03403736.Can J Public Health. 2008.PMID: 18435386Free PMC article.