European Journal of Epidemiology
European Journal of Epidemiology > 2015 > 30 > 5 > 413-423
European Journal of Epidemiology > 2015 > 30 > 5 > 425-433
European Journal of Epidemiology > 2015 > 30 > 5 > 357-395
European Journal of Epidemiology > 2015 > 30 > 5 > 435-447
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European Journal of Epidemiology > 2015 > 30 > 5 > 397-412