[1] Univ Hosp Dresden, Ctr Evidence Based Healthcare, Dresden, Germany
[2] Tech Univ Dresden, Dept Occupat & Social Med, D-01062 Dresden, Germany
[3] Univ Amsterdam, Acad Med Ctr, Dept Dermatol, NL-1105 AZ Amsterdam, Netherlands
[4] Vrije Univ Amsterdam, Dept Epidemiol & Biostat, Med Ctr, Amsterdam, Netherlands
[5] Univ Nottingham, Ctr Evidence Based Dermatol, Nottingham NG7 2RD, England
[6] Astellas Pharma Europe Ltd, Staines, England
[7] Univ Sao Paulo, Sch Med, Dept Dermatol, Sao Paulo, Brazil
[8] Univ Regensburg, Dept Epidemiol & Prevent Med, Regensburg, Germany
[9] Univ Heidelberg Hosp, Dept Clin Social Med, Heidelberg, Germany
[10] Univ Utrecht Hosp, Dept Dermatol, Utrecht, Netherlands
[11] Univ Med Ctr Utrecht, Dept Dermatol & Allergol, Utrecht, Netherlands
[12] Royal Devon & Exeter Hosp, Dept Dermatol, Exeter EX2 5DW, Devon, England
[13] Clalit Hlth Serv, Dept Qual Measures & Res, Chief Physician Off, Tel Aviv, Israel
[14] Univ Calif San Diego, Rady Childrens Hosp, San Diego, CA 92103 USA
[15] Guys & St Thomas Hosp NHS Fdn Trust, St Johns Inst Dermatol, London, England
[16] Kings Coll London, London WC2R 2LS, England
[17] Kyushu Univ, Dept Dermatol, Fukuoka 812, Japan
[18] Univ Giessen, Giessen, Germany
[19] Univ Amsterdam, Acad Med Ctr, Dutch Cochrane Ctr, NL-1105 AZ Amsterdam, Netherlands
[20] Natl Eczema Soc, London, England
[21] Univ Sao Paulo, Dept Min Engn & Petr, Polytech Sch, Sao Paulo, Brazil
[22] Osaka Univ, Dept Dermatol, Osaka, Japan
[23] London Sch Hyg & Trop Med, Dept Epidemiol & Populat Hlth, London WC1, England
[24] Univ Dundee, Ninewells Hosp & Med Sch, Dept Dermatol, Dundee DD1 9SY, Tayside, Scotland
[25] French Assoc Eczema, Nantes, France
[26] St George Hosp, Dept Dermatol, Sydney, NSW, Australia
[27] Univ New S Wales, Sydney, NSW, Australia
[28] Natl Ctr Child Hlth & Dev, Div Allergy, Dept Med Subspecialties, Tokyo, Japan
[29] Erasmus MC Sophia Childrens Hosp, Div Pediat Dermatol, Dept Pediat, Rotterdam, Netherlands
[30] Maasstad Ziekenhuis, Dept Dermatol, Rotterdam, Netherlands
[31] Japan Allergy Volunteer Assoc, Tokyo, Japan
[32] Univ Toulouse 3, Dept Dermatol, F-31062 Toulouse, France
[33] Jikei Univ, Dept Dermatol, Sch Med, Tokyo, Japan
[34] Univ Groningen, Dept Dermatol, Univ Med Ctr Groningen, Groningen, Netherlands
[35] Nantes Univ Hosp, Dept Dermatol, Nantes, France
[36] Univ Hosp, Dept Dermatol, Malmo, Sweden
[37] Karolinska Inst, Dept Med Solna, Dermatol Unit, Solna, Sweden
[38] Karolinska Univ Hosp, Solna, Sweden
[39] Univ Hosp Schleswig Holstein, Dept Dermatol Allergol & Venerol, Kiel, Germany
[40] Univ Munich, Dept Dermatol & Allergy, Munich, Germany
[41] Nottingham Univ Hosp NHS Trust, Dept Dermatol, Nottingham, England