Programmed Death-Ligand 1 (PD-L1) Positivity and Factors Associated with Poor Prognosis in Patients with Gastric Cancer: An Umbrella Meta-Analysis

Gashaw Hassen; Amita Kasar; Nidhi Jain; Shivankshi Berry; Jhanvi Dave; Michlene  Zouetr; V Lakshmi  N. Priyanka Ganapathiraju; Tejaswini  Kurapati; Stephanie Oshai; Mohamed Saad; Jahangirkhan  Pathan; Sheetal Kamat; Raghavendra  Tirupathi; Urvish K. Patel; Rishabh  K. Rana; Gashaw Hassen; Amita Kasar; Nidhi Jain; Shivankshi Berry; Jhanvi Dave; Michlene  Zouetr; V Lakshmi  N. Priyanka Ganapathiraju; Tejaswini  Kurapati; Stephanie Oshai; Mohamed Saad; Jahangirkhan  Pathan; Sheetal Kamat; Raghavendra  Tirupathi; Urvish K. Patel; Rishabh  K. Rana

doi:10.7759/cureus.23845

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