The metastatic site does not influence PD-L1 expression in advanced non-small cell lung carcinoma. - Wang, H.; Agulnik, J.; Kasymjanova, G.; Fiset, P.O.; Camilleri-Broet, S.; Redpath, M.; Cohen, V.; Small, D.; Pepe, C.; Sakr, L.; Spatz, A. (Lung Cancer (01695002), 2019)