T02.01.11 QUALITY IMPROVEMENT IN UPPER GASTROINTESTINAL ENDOSCOPY: IS THE ISSUE WORTH THE HASSLE?. (1st October 2020) - Manfredi, G.; Iiritano, E.; Alicante, S.; Londoni, C.; Brambilla, G.; Romeo, S.; Menozzi, F.; Bertè, R.; Pezzilli, R.; Zullo, A.; Buscarini, E.