共 68 条
[3]
BILLEWIC.WZ, 1970, BRIT J PREV SOC MED, V24, P97
[6]
Centers for Disease Control and Prevention (CDC), 1997, MMWR Morb Mortal Wkly Rep, V46, P198
[8]
COLDITZ GA, 1992, AM J CLIN NUTR, V55, P503