作者: David W. Baker , Julie A. Gazmararian , Mark V. Williams , Tracy Scott , Ruth M. Parker
DOI: 10.1111/J.1525-1497.2004.21130.X
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摘要: … higher median per capita income (27.8% lived in an area with a median per capita income of greater than $17,842 per year vs 10.7% of responders) and higher educational attainment. …