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Roetzheim RG, Pal N, Gonzalez EC, Ferrante JM, Van Durme DJ, Krischer JP.Roetzheim RG, et al.Am J Public Health. 2000 Nov;90(11):1746-54. doi: 10.2105/ajph.90.11.1746.Am J Public Health. 2000.PMID: 11076244Free PMC article.