[1]
F. Veiga Fernandes, P. M. Costa, C. Reis, L. Mascarenhas, A. Carvalhinhos, and M. L. Moura, “Surgical therapy of reflux esophagitis in patients with normal lower esophageal sphincter pressure”., Acta Med Port, vol. 2, no. 1, pp. 21–5, Feb. 1989.