Longitudinal and observational studies module

J Rheumatol. 1999 Feb;26(2):459-68.
No abstract available

Publication types

  • Historical Article
  • Review

MeSH terms

  • Arthritis, Rheumatoid / etiology
  • Arthritis, Rheumatoid / therapy
  • Cohort Studies
  • History, 20th Century
  • Humans
  • Longitudinal Studies*
  • Prospective Studies
  • Research / history
  • Research Design