OBSERVATIONS AND PREDICTABILITY OF GAP WINDS IN THE SALMON RIVER CANYON OF CENTRAL IDAHO, USA


Age-specific Prevalence of Antibodies to Hepatitis A in Children and Adolescents from Rio de Janeiro, Brazil, 1978 and 1995: Relationship of Prevalence to Environmental Factors

The age-specific prevalence of antibodies to hepatitis A pedal arm axle virus (anti-HAV) was determined in two different population groups with low socio-economic status from Rio de Janeiro city, Brazil, whose serum samples were collected 17 years apart (Population 1, 1978; Population 2, 1995).In Population 2, analysis of the anti-HAV prevalence wa

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