Journal of Clinical Epidemiology
Journal of Clinical Epidemiology > 1997 > 50 > 6 > 725-733
Journal of Clinical Epidemiology > 1997 > 50 > 6 > 735-741
Journal of Clinical Epidemiology > 1997 > 50 > 6 > 711-718
Journal of Clinical Epidemiology > 1997 > 50 > 6 > 669-681
Journal of Clinical Epidemiology > 1997 > 50 > 6 > 633-638
Journal of Clinical Epidemiology > 1997 > 50 > 6 > 693-703
Journal of Clinical Epidemiology > 1997 > 50 > 6 > 645-658
Journal of Clinical Epidemiology > 1997 > 50 > 6 > 659-668
Journal of Clinical Epidemiology > 1997 > 50 > 6 > 719-723
Journal of Clinical Epidemiology > 1997 > 50 > 6 > 705-709
Journal of Clinical Epidemiology > 1997 > 50 > 6 > 683-691