[1] Univ Toronto, Sunnybrook Hlth Sci Ctr, Dept Med, Div Dermatol, Toronto, ON, Canada
[2] Haemek Med Ctr, Dept Dermatol, Afula, Israel
[3] Chang Gung Mem Hosp, Dept Dermatol, Drug Hypersensit Clin & Res Ctr, Taipei 10591, Taiwan
[4] Chang Gung Mem Hosp, Dept Dermatol, Drug Hypersensit Clin & Res Ctr, Linkou, Taiwan
[5] Chang Gung Mem Hosp, Dept Dermatol, Drug Hypersensit Clin & Res Ctr, Keelung, Taiwan
[6] Chang Gung Univ, Coll Med, Taoyuan, Taiwan
[7] Univ Toronto, Sunnybrook Hlth Sci Ctr, Dept Med, Div Clin Pharmacol & Toxicol, Toronto, ON, Canada