RT Journal Article SR Electronic T1 How far to investigate older people? JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP 418 OP 422 DO 10.7861/clinmedicine.3-5-418 VO 3 IS 5 A1 Adler, B J A1 Stott, David J YR 2003 UL http://www.rcpjournals.org/content/3/5/418.abstract AB