Paper-based versus web-based versions of self-administered questionnaires, including food-frequency questionnaires: Prospective cohort study

  1. Zazpe, I.
  2. Santiago, S.
  3. de la Fuente-Arrillaga, C.
  4. Nuñez-Córdoba, J.M.
  5. Bes-Rastrollo, M.
  6. Martínez-González, M.A.
Zeitschrift:
Journal of Medical Internet Research

ISSN: 1438-8871

Datum der Publikation: 2019

Ausgabe: 21

Nummer: 10

Art: Artikel

DOI: 10.2196/11997 GOOGLE SCHOLAR lock_openOpen Access editor
Datenquelle: Scopus