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Kaohsiung Journal of Medical Sciences > 2008 > 24 > 3 > 144-151
Annals of Epidemiology > 2003 > 13 > 2 > 136-143
Kaohsiung Journal of Medical Sciences > 2008 > 24 > 3 > 144-151
Annals of Epidemiology > 2003 > 13 > 2 > 136-143