Achalasia of Cardia, Carcinoma of Oesophagus, and Hypertrophic Pulmonary OsteoarthropathyBr Med J 1959; 1 doi: https://doi.org/10.1136/bmj.1.5113.23 (Published 03 January 1959) Cite this as: Br Med J 1959;1:23
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