Journal of Clinical Epidemiology
Journal of Clinical Epidemiology > 2013 > 66 > 1 > 30-35
Journal of Clinical Epidemiology > 2013 > 66 > 3 > 261-267
Journal of Clinical Epidemiology > 2013 > 66 > 4 > 408-414
Journal of Clinical Epidemiology > 2013 > 66 > 9 > 1045-1050
Journal of Clinical Epidemiology > 2013 > 66 > 9 > 973-981
Journal of Clinical Epidemiology > 2013 > 66 > 9 > 982-993