A Study to Assess Programmed Death Ligand-1 (PD-L1) Expression in Cytological Versus Histological Lung Cancer Specimens
Clinical trial NCT03092739 · COMPLETED
Trial details
- NCT number
- NCT03092739
- Sponsor
- Hoffmann-La Roche
- Status
- COMPLETED
- Study type
- OBSERVATIONAL
- Start date
- 2017-05-03
- Primary completion
- 2018-01-08
- Enrollment
- 184
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