#1	lung cancer*
#2	non‐small cell*
#3	non small cell*
#4	nonsmall cell*
#5	MeSH descriptor: [Lung Neoplasms] explode all trees
#6	MeSH descriptor: [Carcinoma, Non‐Small‐Cell Lung] explode all trees
#7	Nsclc
#8	#1 OR #2 OR #3 OR #4 OR #5 OR #6 OR #7
#9	MeSH descriptor: [Thoracic Surgery] explode all trees
#10	surg*
#11	MeSH descriptor: [Thoracic Surgical Procedures] explode all trees
#12	MeSH descriptor: [Pneumonectomy] explode all trees
#13	pneumonectom*
#14	lobectom*
#15	MeSH descriptor: [Lung] explode all trees and with qualifier(s): [Surgery ‐ SU]
#16	MeSH descriptor: [Thoracotomy] explode all trees
#17	thoracotom*
#18	MeSH descriptor: [Radiotherapy] explode all trees
#19	Radiotherap*
#20	radiation therap*
#21	PORT
#22	(#9 or #10 or #11 or #12 or #13 or #14 or #15 or #16 or #17) and (#18 or #19 or #20 or #21)