title: [Surveys as a research technique. Composition of questionnaires and statistical processing of data (I)].
authors.affiliation: Departamento de Planificación y Economía de la Salud. Escuela Nacional de Sanidad. ISCIII. Madrid. España. jcasa@isciii.es
authors.forename: J
authors.initials: J
authors.lastname: Casas Anguita
authors.forename: J R
authors.initials: JR
authors.lastname: Repullo Labrador
authors.forename: J
authors.initials: J
authors.lastname: Donado Campos
mesh_terms: D003625:Data Collection / Q000379:methods / Q000592:standards*; D003627:Data Interpretation, Statistical; D006801:Humans; D012107:Research Design / Q000592:standards*