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  1. ClinicalTrials.gov

  2. Finding a Clinical Trial | National Institutes of Health (NIH)

  3. Basics About Clinical Trials | FDA - U.S. Food and Drug

  4. Drug Trials Snapshots | FDA

  5. The Basics | National Institutes of Health (NIH)

  6. What Are Clinical Trials and Studies? - National Institute on Aging

  7. What is a Clinical Trial? | Clinical Trials | Stanford Medicine

  8. NIDA Funded or Conducted Clinical Trials | National Institute on Drug

  9. Clinical Trials: What Patients Need to Know | FDA - U.S. Food and Drug

  10. Research That Led to Obesity Drugs Wins Major Medical Prize