Journal of Clinical Epidemiology
Journal of Clinical Epidemiology > 1997 > 50 > 12 > 1319-1326
Journal of Clinical Epidemiology > 1997 > 50 > 12 > 1369-1376
Journal of Clinical Epidemiology > 1997 > 50 > 12 > 1347-1355
Journal of Clinical Epidemiology > 1997 > 50 > 12 > 1377-1384
Journal of Clinical Epidemiology > 1997 > 50 > 12 > 1395-1404
Journal of Clinical Epidemiology > 1997 > 50 > 12 > 1357-1368
Journal of Clinical Epidemiology > 1997 > 50 > 12 > 1385-1394
Journal of Clinical Epidemiology > 1997 > 50 > 12 > 1311-1318
Journal of Clinical Epidemiology > 1997 > 50 > 12 > 1339-1345
Journal of Clinical Epidemiology > 1997 > 50 > 12 > 1327-1338