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Annals of Epidemiology > 1996 > 6 > 3 > 235-245
Annals of Epidemiology > 1996 > 6 > 1 > 41-46
Annals of Epidemiology > 1995 > 5 > 6 > 427-431
Annals of Epidemiology > 1996 > 6 > 3 > 235-245
Annals of Epidemiology > 1996 > 6 > 1 > 41-46
Annals of Epidemiology > 1995 > 5 > 6 > 427-431