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APA Citation
Bai, Y., Li, Z., Zou, D., Wu, R., Yao, Y., Jin, Z., Ye, P., Li, S., Zhang, W., Du, Y., Zhan, X., Liu, F., Gao, J., & Xu, G. (2010). alarm features and age for predicting upper gastrointestinal malignancy in Chinese patients with dyspepsia with high background prevalence of Helicobacter pylori infection and upper gastrointestinal malignancy: an endoscopic database review of 102 665 patients from 1996 to 2006. Gut, 59(6), 722–728. http://access.bl.uk/ark:/81055/vdc_100137792718.0x00004a