Journal of Clinical Epidemiology
Journal of Clinical Epidemiology > 1998 > 51 > 12 > 1305-1310
Journal of Clinical Epidemiology > 1998 > 51 > 12 > 1235-1241
Journal of Clinical Epidemiology > 1998 > 51 > 12 > 1215-1221
Journal of Clinical Epidemiology > 1998 > 51 > 12 > 1317-1326
Journal of Clinical Epidemiology > 1998 > 51 > 12 > 1293-1298
Journal of Clinical Epidemiology > 1998 > 51 > 12 > 1327-1334
Journal of Clinical Epidemiology > 1998 > 51 > 12 > 1335-1342
Journal of Clinical Epidemiology > 1998 > 51 > 12 > 1253-1261
Journal of Clinical Epidemiology > 1998 > 51 > 12 > 1357-1365
Journal of Clinical Epidemiology > 1998 > 51 > 12 > 1343-1355
Journal of Clinical Epidemiology > 1998 > 51 > 12 > 1271-1276
Journal of Clinical Epidemiology > 1998 > 51 > 12 > 1299-1303
Journal of Clinical Epidemiology > 1998 > 51 > 12 > 1285-1292
Journal of Clinical Epidemiology > 1998 > 51 > 12 > 1243-1252
Journal of Clinical Epidemiology > 1998 > 51 > 12 > 1311-1316
Journal of Clinical Epidemiology > 1998 > 51 > 12 > 1263-1269
Journal of Clinical Epidemiology > 1998 > 51 > 12 > 1277-1283
Journal of Clinical Epidemiology > 1998 > 51 > 12 > 1223-1233