@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix nalt: <https://lod.nal.usda.gov/nalt/> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix dc: <http://purl.org/dc/terms/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix agrovoc: <http://aims.fao.org/aos/agrovoc/> .
@prefix ns0: <https://lod.nal.usda.gov/naltv#> .

<https://lod.nal.usda.gov/naltv#marc001> rdfs:label "Field 001 in MARC Authority Format"@en .
nalt:40903_def
  a <https://lod.nal.usda.gov/naltv#Definition> ;
  rdf:value "Predetermined sets of questions used to collect data - clinical data, social status, occupational group, etc. The term is often applied to a self-completed survey instrument."@en, "Colecciones de preguntas predeterminadas utilizadas para recoger datos -datos clínicos, posición social, grupo laboral, etc. Este término suele ser aplicado a instrumentos de encuesta autocumplimentados."@es ;
  dc:source "Medical Subject Headings 2014" .

<https://lod.nal.usda.gov/nalt>
  a skos:ConceptScheme ;
  rdfs:label "NALT Full"@en .

<https://lod.nal.usda.gov/naltv#Topic>
  a owl:Class ;
  rdfs:label "Topic"@en .

nalt:40903
  a skos:Concept, <https://lod.nal.usda.gov/naltv#Topic> ;
  dc:created "2006-01-19"^^xsd:date ;
  dc:modified "2020-02-11"^^xsd:date ;
  skos:broader nalt:9146 ;
  skos:definition nalt:40903_def ;
  skos:exactMatch agrovoc:c_37342, <http://id.loc.gov/authorities/subjects/sh85109824>, <http://id.agrisemantics.org/gacs/C3573>, <http://id.cabi.org/cabt/98891> ;
  skos:inScheme <https://lod.nal.usda.gov/nalt>, <https://lod.nal.usda.gov/nalt-core> ;
  skos:narrower nalt:302038, nalt:33365 ;
  skos:prefLabel "questionnaires"@en, "cuestionarios"@es ;
  skos:related nalt:240115, nalt:28689 ;
  ns0:marc001 "31313" .

nalt:33365
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:40903 ;
  skos:prefLabel "cuestionarios sobre frecuencia alimentaria"@es, "food frequency questionnaires"@en .

nalt:240115
  a ns0:Topic, skos:Concept ;
  skos:prefLabel "análisis factorial"@es, "factor analysis"@en ;
  skos:related nalt:40903 .

nalt:302038
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:40903 ;
  skos:prefLabel "método Delphi"@es, "Delphi method"@en .

nalt:28689
  a ns0:Topic, skos:Concept ;
  skos:prefLabel "encuestas"@es, "surveys"@en ;
  skos:related nalt:40903 .

nalt:9146
  a ns0:Topic, skos:Concept ;
  skos:narrower nalt:40903 ;
  skos:prefLabel "métodos de investigación"@es, "research methods"@en .