Understanding controlled trials - What is Zelen's design?

D J Torgerson, M Roland

Research output: Contribution to journalLiterature reviewpeer-review

Original languageEnglish
Pages (from-to)606-606
Number of pages1
JournalBritish medical journal
Volume316
Issue number7131
Publication statusPublished - 21 Feb 1998

Keywords

  • COLORECTAL-CANCER
  • CLINICAL-TRIALS

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