1 Department of Medicine, McMaster University, Hamilton, Canada; Department of Health Research Methods, Evidence and Impact, McMaster University, Hamilton, Canada; Population Health Research Institute, Hamilton Health Sciences/McMaster University, Hamilton, Canada.
2 Department of Medicine, McMaster University, Hamilton, Canada; Department of Health Research Methods, Evidence and Impact, McMaster University, Hamilton, Canada; Population Health Research Institute, Hamilton Health Sciences/McMaster University, Hamilton, Canada. Electronic address: [email protected].