One-Third of Clinical Trial Results Never Disclosed, Study Finds

  • Only 29% published in journal in two years, 13% on registry
  • Dissemination varies widely among 51 academic medical centers

One-third of clinical trials conducted at 51 major U.S. universities and academic hospitals were never published in a peer-reviewed journal or in a government registry online, according to a new study in the BMJ, formerly the British Medical Journal.

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