Number and percent of households that reported using various alternate water sources (n = 771 households)* during an outbreak of salmonellosis, Alamosa, Colorado 2008.
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*Questions allowed for multiple options and therefore row totals do not sum to 100%.†e.g., a friend’s house, hotel, or artesian spring.‡e.g., using chlorine or a filter.
创建时间:
2015-12-02



