Declining prevalence of hepatitis A virus antibodies among children from low socioeconomic groups reinforces the need for the implementation of hepatitis A vaccination in Brazil.
Vitral CL, Ospina FL, Artimos S, Melgaço JG, Cruz OG, de Paula VS, Luz SB, Freire M, Gaspar LP, Amado LA, Engstrom EM, Fortes CD, Souza TC, Dias MN, Gaspar AM, Souto FJ.
Vitral CL, et al. Among authors: gaspar am, gaspar lp.
Mem Inst Oswaldo Cruz. 2012 Aug;107(5):652-8. doi: 10.1590/s0074-02762012000500012.
Mem Inst Oswaldo Cruz. 2012.
PMID: 22850956
Free article.