Search results for: Nikulás Sigfússon
Journal of Clinical Epidemiology > 2002 > 55 > 1 > 5-10
Journal of Clinical Epidemiology > 1996 > 49 > 3 > 383-387
Journal of Clinical Epidemiology > 2002 > 55 > 1 > 5-10
Journal of Clinical Epidemiology > 1996 > 49 > 3 > 383-387