a significant age shift of the human parvovirus b19 antibody prevalence among young adults in japan observed in a decade.a seroepidemiological study on human parvovirus (b19) in japan was undertaken with serum samples randomly collected from healthy japanese populations (416 in 1973, 675 in 1984 and 508 in 1987/88). all samples were tested for anti-b19 igg antibody by the indirect antigen-capture elisa. the antibody prevalence for ages 0-9 years old in 1984 was significantly higher (16%) than that in 1973 (2%), whereas those for ages 20-29 years and 30-39 years were significantly lower in 1984 (20% and 56%) than i ...19921434067
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