Value of manometry of the esophagus in the diagnosis of achalasia.

• Author(s): Carvalhinhos, A ; Freire, A ; Novais, L ; Veloso, J ; Urceira Lopes, M J ; Pinto Correia, J
• Date: 1986
• Origin: Acta Médica Portuguesa
• Document Type: Article
• Language: Portuguese