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APA Citation
Chambers, T., Abdelatie, A., Turner, K., & Dhar, A. (n.d.). p250 Barium vs endoscopy for diagnosis of UGI cancer, stratified by Edinburgh dysphagia score during COVID-19. Gut, 71, A162–A163. http://access.bl.uk/ark:/81055/vdc_100156720464.0x000058