RT Journal Article SR Electronic T1 A pain tool for people with communication difficulties is no closer JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP 89 OP 90 DO 10.7861/clinmedicine.7-1-89 VO 7 IS 1 A1 Claud Regnard YR 2007 UL http://www.rcpjournals.org/content/7/1/89.abstract AB