[1] Univ Alberta, Community Nutr Res Grp, Dept Agr Food & Nutr Sci, Edmonton, AB, Canada
[2] Univ Alberta, Alberta Inst Human Nutr, Edmonton, AB, Canada
[3] Shahid Beheshti Univ Med Sci, Community Nutr Dept, Fac Nutr Sci & Food Technol, Natl Nutr & Food Technol Res Inst, Tehran, Iran
[4] Kurdistan Univ Med Sci, Dept Oncol, Kurdistan, Iran
[5] Univ Queensland, Oral Canc Res Grp, Clin Res Ctr, Brisbane, Qld, Australia
[6] Univ Toronto, Dalla Lana Sch Publ Hlth, Div Epidemiol, Toronto, ON, Canada
[7] Canc Care Ontario, Populat Studies, Toronto, ON, Canada
[8] BC Canc Agcy, Canc Control Res Team, Vancouver, BC, Canada