RT Journal Article SR Electronic T1 Use of intravenous hyoscine butylbromide (Buscopan) during gastrointestinal endoscopy JF Frontline Gastroenterology JO Frontline Gastroenterol FD BMJ Publishing Group Ltd SP flgastro-2017-100877 DO 10.1136/flgastro-2017-100877 A1 Thomas Lee A1 John Anderson A1 Siwan Thomas-Gibson A1 Colin Rees A1 , YR 2017 UL http://fg.bmj.com/content/early/2017/08/17/flgastro-2017-100877.abstract AB