Table 1.

The Search Strategy of PubMed.

Query	Search term
#1	“TCM” OR “traditional Chinese medicine” OR “Chinese medicine” OR “Chinese herb” OR “traditional medicine”
#2	Stomach Neoplasms [Mesh]
#3	“Neoplasm, Stomach” OR “Stomach Neoplasm” OR “Neoplasms, Stomach” OR “Gastric Neoplasms” OR “Gastric Neoplasm” OR “Neoplasm, Gastric” OR “Neoplasms, Gastric” OR “Cancer of Stomach” OR “Stomach Cancers” OR “Gastric Cancer” OR “Cancer, Gastric” OR “Cancers, Gastric” OR “Gastric Cancers” OR “Stomach Cancer” OR “Cancer, Stomach” OR “Cancers, Stomach” OR “Cancer of the Stomach” OR “Gastric Cancer, Familial Diffuse”
#4	#2 OR #3
#5	Meta-Analysis as Topic [Mesh]
#6	“Systematic review” OR “meta-analysis” OR “meta analysis” OR “meta-analyses” OR “Review, Systematic”
#7	#5 OR #6
#8	#1 AND #4 AND #7