%0 Journal Article
%T Prevalence of refractive errors in first grade school children of elementary schools of Northeast region of the Rio Grande do Sul State, Brazil
%J 
%R 10.1590/S0034-72802007000500002
%A Estacia, Paulo
%A Stramari, Leandro Mazzoleni
%A Schuch, Silvia Bassani
%A Negrello, Danielle
%A Donato, Luciane
%@ 0034-7280
%U https://www.rbojournal.org/article/prevalencia-de-erros-refrativos-em-escolares-da-primeira-serie-do-ensino-fundamental-da-regiao-nordeste-do-rio-grande-do-sul/
%V 66
%N 5
%D 2007
%P 297-303
%I scielo