TY - GEN AU - Lorenzo Ortega, Rocío AU - Sonego, Michela AU - Pulido, Jose AU - Gonzalez Crespo, Almudena AU - Jiménez-Mejías, Eladio AU - Sordo, Luis PY - 2017 UR - http://hdl.handle.net/20.500.12105/9181 AB - Estimating the prevalence of the so-called "hidden populations" can be challenging, because the identification of its members is difficult due to their socially sanctionable or illegal behaviors. This article provides a critical review of the most... LA - spa PB - Ministerio de Sanidad y Consumo (España) KW - Data Collection KW - Epidemiologic Study Characteristics as Topic KW - Epidemiological Monitoring KW - Spain KW - Vulnerable Populations KW - Epidemiologic Methods KW - Humans KW - Prevalence KW - Spain KW - Undocumented Immigrants KW - Vulnerable Populations KW - Social Marginalization KW - Social Stigma TI - Métodos indirectos para la estimación de poblaciones ocultas T2 - Indirect methods to estimate hidden population TY - research article ER -