Table 2.

Top cited list of the top 5 highly cited papers related to “depression to gastric cancer” from 2001 to 2020

Ranking	Authors	Title	Journal	Time cited
1	Lee et al[20]	The Effect of Emotional Stress and Depression on the Prevalence of Digestive Diseases	Journal of Neurogastroenterology and Motility	84
2	Shi et al[38]	Catecholamine up-regulates MMP-7 expression by activating AP-1 and STAT3 in gastric cancer	Molecular Cancer	72
3	Bica et al[39]	Depression as a Risk Factor of Organic Diseases: An International Integrative Review	Journal of Nursing Scholarship	38
4	Nan et al[55]	Effects of depression on parameters of cell-mediated immunity in patients with digestive tract cancers	World Journal of Gastroenterology	23
5	Huang et al[44]	Depression accelerates the development of gastric cancer through reactive oxygen species-activated ABL1 (Review)	Oncology Reports	21