Assertion: lung cancer's tumor | /r/HasProperty | determined by fda-approved test
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text: In 2016, the FDA approved atezolizumab for the treatment of people with metastatic non-small cell lung cancer (NSCLC) whose disease progressed during or following platinum-containing chemotherapy and pembrolizumab for the treatment of people with metastatic non-small cell lung cancer (NSCLC) whose tumors express PD-L1 as determined by an FDA-approved test.