RT Journal Article SR Electronic T1 Scintigraphic assessment of oesophageal motility. JF Gut JO Gut FD BMJ Publishing Group Ltd and British Society of Gastroenterology SP 363 OP 364 DO 10.1136/gut.28.3.363 VO 28 IS 3 A1 F Jørgensen A1 B Hesse A1 L Elsborg YR 1987 UL http://gut.bmj.com/content/28/3/363.1.abstract AB