For example, females were found to be more frequently seropositive for HAV than males in a large population-based survey in São Paulo, the largest city in Brazil, but the difference in seroprevalence rates (67.7% vs.65.5%) did not reach statistical significance [ 48 ].
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Hepatitis A and E seroprevalence and associated risk factors: a community-based cross-sectional survey in rural Amazonia.
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