RT Journal Article SR Electronic T1 The end of compulsory retirement? JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP 199 OP 200 DO 10.7861/clinmedicine.9-2-199 VO 9 IS 2 A1 Coemgenus YR 2009 UL http://www.rcpjournals.org/content/9/2/199.abstract