Characterization of longitudinally collected fine needle aspiration biopsies of pancreatic ductal adenocarcinoma upon endoscopic ultrasound guided radiofrequency ablation. - Desai,K; Lawrence,PV; Wadsworth,C; Mangal,N; Habib,N; Sadanandam,A; Sodergren,M (AMER ASSOC CANCER RESEARCH, 2021)