sentence: A nonrandomized , two-armed clinical trial enrolled 58 patients with advanced NSCLC , of which 19 received a combination therapy of bronchial arterial infusion and Gendicine ( the combo group ) , while the remaining 39 were treated with only bronchial arterial infusion ( the control group ) .42 The overall response rates were 47.3 % and 38.4 % for the combo and control group , respectively ( P > 0.05 ) .