Journal of Clinical Epidemiology
Journal of Clinical Epidemiology > 2012 > 65 > 2 > 147-154
Journal of Clinical Epidemiology > 2012 > 65 > 4 > 368-374
Journal of Clinical Epidemiology > 2012 > 65 > 11 > 1150-1158
Journal of Clinical Epidemiology > 2012 > 65 > 2 > 147-154
Journal of Clinical Epidemiology > 2012 > 65 > 4 > 368-374
Journal of Clinical Epidemiology > 2012 > 65 > 11 > 1150-1158