Case Report: Re-Sensitization to Gefitinib in Lung Adenocarcinoma Harboring EGFR Mutation and High PD-L1 Expression After Immunotherapy Resistance, Which Finally Transform Into Sma...

by Xiaoqian Zhai, Jiewei Liu, Zuoyu Liang, Zhixi Li, Yanyang Liu, Lin Huang, Weiya Wang, Feng Luo
Published 2021-06-01