PropertyValue
schema:description
  • Collection Mode: Muendliche Befragung mit standardisiertem Fragebogen (de)
  • Collection Mode: Oral survey with standardized questionnaire (en)
  • Sampling Procedure: Auswahlverfahren Kommentar keine Angaben (de)
  • Sampling Procedure: Sampling Procedure Comment Survey of a representative population crosssection No reliable information is available about the sampling procedure (en)
is datasearchkg:schema/collectionMode of
schema:startDate
  • 1965