Table 1.

The search strategies.

Search strategy of English database
#1	“Lung Neoplasms” [Mesh]
#2	(((((((((((((((((Pulmonary Neoplasms [Title/Abstract]) OR Neoplasms, Lung [Title/Abstract]) OR Lung Neoplasm [Title/Abstract]) OR Neoplasm, Lung [Title/Abstract]) OR Neoplasms, Pulmonary [Title/Abstract]) OR Neoplasm, Pulmonary [Title/Abstract]) OR Pulmonary Neoplasm [Title/Abstract]) OR Lung Cancer[Title/Abstract]) OR Cancer, Lung [Title/Abstract]) OR Cancers, Lung [Title/Abstract]) OR Lung Cancers [Title/Abstract]) OR Pulmonary Cancer [Title/Abstract]) OR Cancer, Pulmonary [Title/Abstract]) OR Cancers, Pulmonary [Title/Abstract]) OR Pulmonary Cancers [Title/Abstract]) OR Cancer of the Lung [Title/Abstract]) OR Cancer of Lung[Title/Abstract]) OR ((((((((((((((((lung neoplasm [Title/Abstract]) OR lung carcinoma [Title/Abstract]) OR lung tumor [Title/Abstract]) OR lung malignant [Title/Abstract]) OR non-small cell lung neoplasm [Title/Abstract]) OR non-small cell lung carcinoma[Title/Abstract]) OR non-small cell lung tumor [Title/Abstract]) OR non-small cell lung cancer [Title/Abstract]) OR non-small cell lung malignant [Title/Abstract]) OR NSCLC [Title/Abstract]) OR small cell lung neoplasm [Title/Abstract]) OR small cell lung carcinoma [Title/Abstract]) OR small cell lung tumor [Title/Abstract]) OR small cell lung cancer [Title/Abstract]) OR small cell lung malignant [Title/Abstract]) OR SCLC [Title/Abstract])
#3	#1 OR #2
#4	(((cinobufotalin [Title/Abstract]) OR cinobufacini [Title/Abstract]) OR cinobufagin [Title/Abstract]) OR huachansu [Title/Abstract]
#5	Injection [Title/Abstract]
#6	(((((((((random∗ controlled trial [Title/Abstract]) OR random∗ controlled [Title/Abstract]) OR clinical trial [Title/Abstract]) OR RCT [Title/Abstract]) OR random∗[Title/Abstract]) OR controlled [Title/Abstract]) OR groups [Title/Abstract]) OR trial [Title/Abstract]) OR placebo [Title/Abstract]) OR clinical [Title/Abstract]
#7	#3 AND #4 AND #5 AND #6
Search strategy of Chinese database
#1	“fei ai” OR “fei e xing zhong liu” OR “fei bu zhong liu” OR “fei bu zhong kuai” OR “xiong bu zhong liu” OR “xiong bu zhong kuai” OR “xiao xi bao fei ai” OR “fei xiao xi bao fei ai” OR “yuan fa xing zhi qi guan ai” OR “zhi qi guan ai” [Subject]
#2	“hua chan su” [Subject]
#3	“zhu she ye” OR “zhu she ji” [Subject]
#4	“sui ji dui zhao” OR “sui ji” OR “dui zhao” OR “dui zhao zu” OR “zhi yan zu” OR “zhi liao zu” OR “fen zu” OR “fen wei” OR “an wei ji” OR “lin chuang” OR “RCT” [Subject]
#5	#1 AND #2 AND #3 AND #4