RT Journal Article SR Electronic T1 Parenteral nutrition JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP 620 OP 623 DO 10.7861/clinmedicine.10-6-620 VO 10 IS 6 A1 Deb Ghosh A1 Penny Neild YR 2010 UL http://www.rcpjournals.org/content/10/6/620.abstract