Epidemiology research

Lancet. 2002 Jul 20;360(9328):259-60; author reply 260. doi: 10.1016/S0140-6736(02)09479-5.
No abstract available

Publication types

  • Comment
  • Letter

MeSH terms

  • Case-Control Studies*
  • Cohort Studies*
  • Epidemiologic Methods*
  • Humans