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APA Citation
Yeung, J. C., Finley, C., Hanna, W. C., Miller, L., Ferri, L., Urbach, D. R., & Darling, G. E. (2016). treatment choices and outcomes of patients with manometrically diagnosed achalasia. Diseases of the esophagus, 29(5), 472–478. http://access.bl.uk/ark:/81055/vdc_100034810910.0x000030