João Paulo de Souza PONTUAL
			        		
			        		
			        		
			        			1
			        			
			        		
			        		
			        		
			        		
			        		;
		        		
		        		
		        		
			        		Alexandre Moraes BESTETTI
			        		
			        		;
		        		
		        		
		        		
			        		Diogo Turiani Hourneaux DE MOURA
			        		
			        		
		        		
		        		
		        		
		        		
		        			
			        		
			        		Author Information
			        		
		        		
		        		
			        		
			        		
			        			1. Gastrointestinal Endoscopy Unit, Gastroenterology Department, Hospital das Clínicas da Universidade Federal de Pernambuco, Recife, Brazil