1 Department of Medicine, McMaster University, Hamilton, ON, Canada; Department of Health Research Methods, Evidence and Impact, McMaster University, Hamilton, ON, Canada; Evidence in Allergy Group, McMaster University, Hamilton, ON, Canada.
2 Evidence in Allergy Group, McMaster University, Hamilton, ON, Canada.
3 Global Parents for Eczema Research, Santa Barbara, Calif.
4 Nottingham Support Group for Carers of Children with Eczema, Nottingham, United Kingdom.
5 Division of Allergy and Clinical Immunology, Johns Hopkins University School of Medicine, Baltimore, Md.
6 Dartmouth-Hitchcock Medical Center, Section of Allergy and Immunology, Lebanon, Hanover, NH; Dartmouth Geisel School of Medicine, Hanover, NH.
7 Department of Medicine, McMaster University, Hamilton, ON, Canada; Department of Health Research Methods, Evidence and Impact, McMaster University, Hamilton, ON, Canada.
8 Division of Immunology, Boston Children's Hospital, Harvard Medical School, Boston, Mass.
9 Department of Medicine, McMaster University, Hamilton, ON, Canada; Department of Health Research Methods, Evidence and Impact, McMaster University, Hamilton, ON, Canada; Evidence in Allergy Group, McMaster University, Hamilton, ON, Canada. Electronic address: [email protected].