
Rutika Mehta, MD, MPH, explains how she sequences MSI, HER2, claudin 18.2, and PD-L1 testing when tissue is limited in gastroesophageal cancer.

Rutika Mehta, MD, MPH, explains how she sequences MSI, HER2, claudin 18.2, and PD-L1 testing when tissue is limited in gastroesophageal cancer.