*Department of Medical and Surgical Sciences, University of Bologna, Bologna
†Gastroenterology and Digestive Endoscopy, ‘Nuovo Regina Margherita’ Hospital, Rome
§Gastroenterology Unit, University of Brescia, Brescia
∥Gastroenterology and Endoscopy Unit, Versilia Hospital, Lido di Camaiore, Italy
‡Department of Medicine, University of Wisconsin School of Medicine and Public Health, Madison, WI
The protocol was approved by the ethical committee.
D.V. is the guarantor of the article. D.V. and V.C. performed endoscopies and biopsies. I.M.S. performed bacterial cultures. A.Z., L.G., and N.V. planned and wrote the protocol, interpreted the results, and edited the paper. G.F. performed the statistical analysis and wrote the paper.
The authors declare that they have nothing to disclose.
Reprints: Giulia Fiorini, MD, MSc, Department of Medical and Surgical Sciences, University of Bologna, via Massarenti 9, 40138 Bologna, Italy (e-mail: [email protected]).
