European Journal of Epidemiology
European Journal of Epidemiology > 1997 > 13 > 4 > 421-428
European Journal of Epidemiology > 1997 > 13 > 5 > 553-558
European Journal of Epidemiology > 1997 > 13 > 5 > 503-509
European Journal of Epidemiology > 1997 > 13 > 5 > 517-521
European Journal of Epidemiology > 1997 > 13 > 5 > 587-590
European Journal of Epidemiology > 1997 > 13 > 5 > 527-534
European Journal of Epidemiology > 1997 > 13 > 5 > 591-609
European Journal of Epidemiology > 1997 > 13 > 5 > 491-502
European Journal of Epidemiology > 1997 > 13 > 5 > 511-515
European Journal of Epidemiology > 1997 > 13 > 5 > 523-525
European Journal of Epidemiology > 1997 > 13 > 5 > 547-552
European Journal of Epidemiology > 1997 > 13 > 5 > 535-539
European Journal of Epidemiology > 1997 > 13 > 5 > 573-580
European Journal of Epidemiology > 1997 > 13 > 5 > 541-545
European Journal of Epidemiology > 1997 > 13 > 5 > 559-565
European Journal of Epidemiology > 1997 > 13 > 5 > 581-586
European Journal of Epidemiology > 1997 > 13 > 5 > 567-571
European Journal of Epidemiology > 1997 > 13 > 6 > 719-724
European Journal of Epidemiology > 1997 > 13 > 6 > 675-679
European Journal of Epidemiology > 1997 > 13 > 6 > 623-630