1. Evidence Foundation, 17415 Shelburne Road, Cleveland Heights, OH 44118, USA
2. Faculty of Science, McMaster University, Hamilton, ON L8S 4L8, Canada
3. Health Canada, Environmental and Radiation Health Sciences Directorate, Consumer & Clinical Radiation Protection Bureau, Ottawa, ON KIA ICA, Canada
4. School of Medicine, Case Western Reserve University, Cleveland, OH 44106, USA
5. Department of Health Research Methods, Evidence and Impact, McMaster University, Hamilton, ON L8S 4L8, Canada