Fiona Lovegrove PhD, MD, Dermatology Centre, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, ON.

The author declares no conflicts of interest.

Correspondence concerning this article should be addressed to Fiona Lovegrove, PhD, MD, Dermatology Centre, Sunnybrook Health Sciences Centre, University of Toronto, 2075 Bayview Avenue, Suite M1-700, Toronto, ON M4N 3M5.E-mail: [email protected]