MaesM.; VerhagenL. M.; OrtegaD.; SánchezG. L.; SegoviaY.; del NogalB.; de WaardJ. H. Influence of Bacille Calmette-Guérin on tuberculin skin testing in Venezuelan Amerindians in high tuberculosis burden areas. The Journal of Infection in Developing Countries, v. 8, n. 02, p. 176-183, 13 Feb. 2014.