Mexico: challenge and opportunity.
Smith
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D004782:Environmental Health / Q000331:legislation & jurisprudence / Q000592:standards*; D004787:Environmental Pollution / Q000191:economics / Q000331:legislation & jurisprudence / Q000517:prevention & control*; D006077:Government Agencies / Q000458:organization & administration; D006287:Health Planning Guidelines; D006801:Humans; D007391:International Cooperation; D008800:Mexico; D014481:United States; D014504:Urban Health / Q000592:standards*