Indeks Artikel Jurnal-Majalah Int. J. of Epid Multilevel analysis of hepatitis A infection in children and adolescents: a household survey in the Northeast and Central-West regions of Brazil Ximenes, Ricardo Arraes de Alencar, (et al) Hepatitis A Infection Multilevel Analysis Brazil Risk Factors Contextual Effects https://lib.fkm.ui.ac.id:443/detail?id=74348