European Journal of Epidemiology
European Journal of Epidemiology > 1997 > 13 > 2 > 243-245
European Journal of Epidemiology > 1997 > 13 > 2 > 205-207
European Journal of Epidemiology > 1997 > 13 > 2 > 229-234
European Journal of Epidemiology > 1997 > 13 > 3 > 301-308
European Journal of Epidemiology > 1997 > 13 > 3 > 317-321
European Journal of Epidemiology > 1997 > 13 > 3 > 247-253
European Journal of Epidemiology > 1997 > 13 > 3 > 293-300
European Journal of Epidemiology > 1997 > 13 > 3 > 255-260
European Journal of Epidemiology > 1997 > 13 > 3 > 363-365
European Journal of Epidemiology > 1997 > 13 > 3 > 323-327
European Journal of Epidemiology > 1997 > 13 > 3 > 347-352
European Journal of Epidemiology > 1997 > 13 > 3 > 267-273
European Journal of Epidemiology > 1997 > 13 > 3 > 353-356
European Journal of Epidemiology > 1997 > 13 > 3 > 357-359
European Journal of Epidemiology > 1997 > 13 > 3 > 329-334
European Journal of Epidemiology > 1997 > 13 > 3 > 309-316
European Journal of Epidemiology > 1997 > 13 > 3 > 281-285
European Journal of Epidemiology > 1997 > 13 > 3 > 261-265
European Journal of Epidemiology > 1997 > 13 > 3 > 275-280