| http://www.w3.org/ns/prov#value | - Materials and Methods: The population was composed of 3,259 individuals: 2,968 individuals between 1 month and 87 years of age, who consulted a private physician because of digestive disorders, particularly diarrhea, and 291 individuals between 5 months and 75 years of age from marginal areas, all apparently healthy.
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