| Table of contents Epidemiol. Serv. Saúde vol.12 no.4 Brasília Dec. 2003 Editorial | | | | · A vigilância ambiental e a epidemiologia de serviço Franco Netto, Guilheme
| | | Essay | | | | · Health and environmental surveillance: building the theme Augusto, Lia Giraldo da Silva
| | | Review article | | | | · Types of epidemiologic studies: basic concepts and uses in the area of aging Lima-Costa, Maria Fernanda; Barreto, Sandhi Maria
| | | Original articles | | | | · Sub-notification of deaths due to occupational accidents: a study of three databases Correa, Paulo Roberto Lopes; Assunção, Ada Ávila
| | | | · Epidemiological Surveillance in the process of municipalization of the Health System in Feira de Santana-BA Cerqueira, Erenilde Marques de; Assis, Marluce Maria Araújo; Villa, Tereza Cristina Scatena; Leite, Juliana Alves
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