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APA Citation
Liang, H., Yang, Z., Wang, J., Yu, P., Fan, J., Qiao, Y., & Taylor, P. R. (2017). association between oral leukoplakia and risk of upper gastrointestinal cancer death: A follow‐up study of the Linxian General Population Trial. Thoracic cancer, 8(6), 642–648. http://access.bl.uk/ark:/81055/vdc_100053729270.0x00001a