Key result
Achalasia of the cardia was the primary subject of clinical investigation and evaluation.
Authors
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Achalasia evaluation merits priority; level 5 evidence leaves open need for confirmatory trials before practice change.
Key points are not available for this paper at this time.
Trounce et al. (1957) studied this question. Achalasia of the cardia was the primary subject of clinical investigation and evaluation.
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