title: Methodology of case-control studies in the epidemiology of multidrug-resistant tuberculosis.
authors.affiliation: Mycobacteria Reference Center, Faculty of Medicine, University of Cordoba, Spain.
authors.forename: M
authors.initials: M
authors.lastname: Vaquero
authors.forename: J
authors.initials: J
authors.lastname: Gutiérrez
authors.forename: M J
authors.initials: MJ
authors.lastname: Casal
mesh_terms: D016022:Case-Control Studies; D016001:Confidence Intervals; D003627:Data Interpretation, Statistical; D006801:Humans; D018579:Patient Selection; D012107:Research Design; D012307:Risk Factors; D018088:Tuberculosis, Multidrug-Resistant / Q000453:epidemiology* / Q000209:etiology