1
phase I
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phase II
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phase III
1
phase III clinical trial
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phase II clinical trial
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phase IV
1
phase IV clinical trials
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phase I clinical trial
15 years ago|65 views|share |citing 
APASmart Define. (2011). clinical trial thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/clinical_trial/thesaurus/narrower
ChicagoSmart Define. 2011. "clinical trial thesaurus" https://smartdefine.org/clinical_trial/thesaurus/narrower (accessed September 27, 2026).
HarvardSmart Define 2011, clinical trial thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/clinical_trial/thesaurus/narrower>.
MLASmart Define. "clinical trial thesaurus" 26 April 2011. Web. 27 September 2026. <https://smartdefine.org/clinical_trial/thesaurus/narrower>