P. Michele Williams, BSN, DMD, FRCD(C) a, b, c, ⁎
, Robert J. Conklin, BSc, MD, FRCP(C) b, d, e
a Division of Oral Biological and Medical Sciences, Faculty of Dentistry, University of British Columbia, 2199 Wesbrook Mall, Vancouver, British Columbia, Canada, V6T 1Z3
b Mouth and Mucosa Clinic, Faculty of Dentistry, University of British Columbia, 2199 Wesbrook Mall, Vancouver, British Columbia, Canada, V6T 1Z3
c Division of Oral Oncology/Dentistry, British Columbia Cancer Agency, 600 West 10th Avenue, Vancouver, British Columbia, Canada V5Z 4E6
d Division of Dermatology, Department of Medicine, University of British Columbia, 317-2194 Health Sciences Mall, Vancouver, British Columbia, Canada, V6T 1Z3
e Faculty of Dentistry, University of British Columbia, 2199 Wesbrook Mall, Vancouver, British Columbia, Canada, V6T 1Z3