@article{vitral_yoshida_lemos_teixeira_gaspar_1998,  title={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},  volume={93},  ISSN={0074-0276},  url={https://doi.org/10.1590/S0074-02761998000100001},  DOI={10.1590/S0074-02761998000100001},  number={1},  journal={Memórias do Instituto Oswaldo Cruz},  publisher={Instituto Oswaldo Cruz, Ministério da Saúde},  author={Vitral, Claudia L and Yoshida, Clara FT and Lemos, Elba RS and Teixeira, Christiane S and Gaspar, Ana MC},  year={1998},  month={Jan},  pages={1–5} }