What have we learned from studies of migrants?
McCredie
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D004198:Disease Susceptibility; D004781:Environmental Exposure; D016021:Epidemiologic Studies; D006801:Humans; D015994:Incidence; D009369:Neoplasms / Q000453:epidemiology*; D044469:Racial Groups; D012307:Risk Factors; D014171:Transients and Migrants