Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Map showing the four municipalities in the State of Pará, Brazil, where the iron mining area is located and where research on infection by the human immunodeficiency virus-1 was carried out, in the period 2005–2014. Source: Geoprocessing Laboratory (LABGEO) Evandro Chagas Institute, Secretariat of Health Surveillance, Brazilian Ministry of Health. *Number of positive HIV cases detected in this municipality
