Ethnicity, socioeconomic status, and the 50-year US infant mortality record.
Oechsli
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FW
D005006:Ethnicity; D006801:Humans; D007223:Infant; D007226:Infant Mortality / Q000639:trends*; D007231:Infant, Newborn; D012923:Social Class; D012959:Socioeconomic Factors; D014481:United States / Q000453:epidemiology