There are not known bibliometric indicators of the information produced by the surveillance system in Peru. Aim: to determine the trend of downloads and the total number of citations of Boletín Epidemiológico (Lima) for biomedical journals (January 1991 - August 2011). Methods: visibility was evaluated by download statistics available at www.dge.gob.pe. Citations were searched electronically using the titles and acronyms of Boletín Epidemiológico (Lima) on Google Scholar. Additionally, we manually reviewed the reference section of 6 journals printed between 2000 and 2004, and 12 on-line journals, indexed and published between January 1991 and August 2011. Results: During the study period, Boletín Epidemiológico (Lima) was cited 89 times by 13 journals, 4 of which were international. Boletín Epidemiológico (Lima) was cited in 35 (39.3%) articles by Revista Peruana de Medicina Expe...