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Gottlieb LM, Fielding JE, Braveman PA.Gottlieb LM, et al.Public Health Rep. 2012 Mar-Apr;127(2):156-62. doi: 10.1177/003335491212700204.Public Health Rep. 2012.PMID: 22379215Free PMC article.No abstract available.
Braveman P, Egerter S, Williams DR.Braveman P, et al.Annu Rev Public Health. 2011;32:381-98. doi: 10.1146/annurev-publhealth-031210-101218.Annu Rev Public Health. 2011.PMID: 21091195Review.