然而，越来越多块组一级的分析确认为一个适当的地理，了解健康（克里格，威廉姆斯，和莫斯，1997；

However, increasingly, block-group level analyses are recognized as an appropriate geography to understand neighborhood influences on health (Krieger, Williams, & Moss, 1997;

youdao

然而，越来越多块组一级的分析确认为一个适当的地理，了解健康（克里格，威廉姆斯，和莫斯，1997；

However, increasingly, block-group level analyses are recognized as an appropriate geography to understand neighborhood influences on health (Krieger, Williams, & Moss, 1997;

youdao