[1] Univ Toronto, Dept Med, Div Clin Immunol & Allergy, Toronto, ON, Canada
[2] Univ Toronto, Inst Hlth Policy Management & Evaluat, Toronto, ON, Canada
[3] Womens Coll Hosp, Dept Med, Div Dermatol, Toronto, ON, Canada
[4] Womens Coll Hosp, Womens Coll Res Inst, Toronto, ON, Canada
[5] Brunswick Dermatol Ctr, Fredericton, NB, Canada
[6] Dalhousie Univ, Halifax, NS, Canada
[7] Prob Med Res, Waterloo, ON, Canada
[8] Univ Toronto, Dept Med, Div Dermatol, Toronto, ON, Canada
[9] Ottawa Hosp, Ottawa Hosp Res Inst, Div Dermatol, Ottawa, ON, Canada
[10] Innovaderm Res, Montreal, PQ, Canada
[11] Save Your Skin Fdn, Montreal, PQ, Canada
[12] Eczema Soc Canada, Keswick, ON, Canada
[13] SKiN Ctr Dermatol, Peterborough, ON, Canada
[14] Queens Univ, Kingston, ON, Canada
[15] Prob Med Res, Peterborough, ON, Canada
[16] Univ Calgary, Cumming Sch Med, Dept Med, Div Dermatol, Calgary, AB, Canada
[17] Univ British Columbia, Dept Dermatol & Skin Sci, Vancouver, BC, Canada
[18] Prob Med Res, Surrey, BC, Canada
[19] Norfolk & Norwich Univ Hosp, Dermatol Dept, Norwich, England
[20] Scleroderma Manitoba, Oak Bluff, MB, Canada
[21] Canadian Skin Patient Alliance, Ottawa, ON, Canada
[22] Alliance Clin Trials & Prob Med Res, Waterloo, ON, Canada
[23] St Michaels Hosp, Dept Med, Div Allergy & Immunol, 36 Toronto St,Unite 700A, Toronto, ON M5C 2C5, Canada