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APA Citation
Wallner, B., Björ, O., Andreasson, A., Vieth, M., Schmidt, P. T., Hellström, P. M., Forsberg, A., Talley, N. J., & Agreus, L. (2019). z-line alterations and gastroesophageal reflux: an endoscopic population-based prospective cohort study. Scandinavian journal of gastroenterology, 54, 1065–1069. http://access.bl.uk/ark:/81055/vdc_100099949019.0x00005e