Authors DOI: https://doi.org/10.1590/S0034-89101985000500012 Downloads PDF (Portuguese) Published 1985-10-01 Issue Vol. 19 No. 5 (1985) Section Letters to the editor How to Cite (1985). Revista De Saúde Pública, 19(5), 490-492. https://doi.org/10.1590/S0034-89101985000500012 More Citation Formats ACM ACS APA ABNT Chicago Harvard IEEE MLA Turabian Vancouver AMA Download Citation Endnote/Zotero/Mendeley (RIS) BibTeX