Parminder Raina1,4,9
, Maureen O'Donnell5
, Heidi Schwellnus3
, Peter Rosenbaum1,2,3,4
, Gillian King3,7
, Jamie Brehaut6
, Dianne Russell1,3,4
, Marilyn Swinton4
, Susanne King3,4
, Micheline Wong5
, Stephen D Walter1,4
and Ellen Wood8 
1
McMaster University, Department of Clinical Epidemiology and Biostatistics, Hamilton, Ontario, Canada
2
McMaster University, Department of Pediatrics, Hamilton, Ontario, Canada
3
School of Rehabilitation Science, McMaster University, Hamilton Ontario, Canada
4
CanChild Centre for Childhood Disability Research, McMaster University, Hamilton, Ontario, Canada
5
Centre for Community Child Health Research, BC Research Institute for Children's and Women's Health, University of British Columbia, Vancouver, British Columbia, Canada
6
Ottawa Health Research Institute, Clinical Epidemiology Unit, Ottawa, Ontario, Canada
7
Thames Valley Children's Centre, London, Ontario, Canada
8
Department of Pediatrics, Dalhousie University, Halifax, Nova Scotia, Canada
9
McMaster University Evidence-based Practice Centre, McMaster University, Hamilton, Ontario, Canada