Editorial: Modern achalasia: diagnosis, classification, and treatment

• Flavio R. Takeda,
• Fernando A. M. Herbella,
• Leonardo M. Del Grande

Affiliations

Flavio R. Takeda

Santa Casa Medical School, São Paulo, Brazil

Fernando A. M. Herbella

Department of Surgery, Escola Paulista de Medicina, Federal University of São Paulo, São Paulo, Brazil

Leonardo M. Del Grande

Department of Surgery, Escola Paulista de Medicina, Federal University of São Paulo, São Paulo, Brazil