Bias.

  1. Delgado-Rodríguez, M.
  2. Llorca, J.
Journal:
Journal of epidemiology and community health

ISSN: 0143-005X

Year of publication: 2004

Volume: 58

Issue: 8

Pages: 635-641

Type: Article

DOI: 10.1136/JECH.2003.008466 GOOGLE SCHOLAR lock_openOpen access editor