Search results for: Ian Roberts
Journal of Clinical Epidemiology > 2012 > 65 > 5 > 474-481
Journal of Clinical Epidemiology > 2007 > 60 > 4 > 417-424
Journal of Clinical Epidemiology > 2012 > 65 > 5 > 474-481
Journal of Clinical Epidemiology > 2007 > 60 > 4 > 417-424