OC.07.3 HIGH EFFICACY OF OTSC AS FIRST-LINE ENDOSCOPIC TREATMENT IN PATIENTS WITH GASTROINTESTINAL BLEEDING: AN ITALIAN MULTICENTRIC EXPERIENCE IN A LARGE COHORT OF PATIENTS. Issue 2 (15th March 2018) - Mangiafico, S.; Caruso, A.; Bertani, H.; Grande, G.; Zito, F.; Conigliaro, R.; Galloro, G.; Pasquale, L.; Pisani, A.; Germanà, B.; Bassotti, G.; Mangiavillano, B.; et al.