Muth MK, Zhen C, Taylor J, Cates S, Kosa K, Zorn D, Choiniere C. The value to consumers of health labeling statements on breakfast foods and cereals. Journal of food products marketing. 2013 Jul;19(4):279-98. doi: 10.1080/10454446.2013.724372
Cann CI, Fried MP, Rothman KJ. Epidemiology of squamous-cell cancer of the head and neck. Otolaryngol Clin N Am. 1985 Aug 1;18(3):367-88.