RT Journal Article SR Electronic T1 Enteral tube feeding JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP 616 OP 619 DO 10.7861/clinmedicine.10-6-616 VO 10 IS 6 A1 BM Wireko A1 Tim Bowling YR 2010 UL http://www.rcpjournals.org/content/10/6/616.abstract