TY - RPRT TI - Using aggregate geographic data to proxy individual socioeconomic status: does size matter? AU - M Soobader AU - F B LeClere AU - W Hadden AU - B Maury PY - 2001 DO - 10.2105/ajph.91.4.632 UR - https://pubmed.ncbi.nlm.nih.gov/11291379/ ID - 11291379 ER -