Authors DOI: https://doi.org/10.1590/S0034-89101989000600010 Downloads PDF (Portuguese) Published 1989-12-01 Issue Vol. 23 No. 6 (1989) Section Book Reviews How to Cite (1989). Revista De Saúde Pública, 23(6), 515-516. https://doi.org/10.1590/S0034-89101989000600010 More Citation Formats ACM ACS APA ABNT Chicago Harvard IEEE MLA Turabian Vancouver AMA Download Citation Endnote/Zotero/Mendeley (RIS) BibTeX