Head noun: phase
Postmodifier: iii

Same concepts
http://dbpedia.org/resource/Phases_of_clinical_research

Broader concepts

labelprovenanceconfidence
phase iii trialisap:3742703170.534728
major upgradeisap:2282856240.375561
phaseisap:3742703500.228900
seriesisap:1572748600.136250

Narrower concepts

labelprovenanceconfidence
phase iiisap:3742704070.340821
studyisap:3687962480.238252
trialisap:3649731480.235183