RT Journal Article SR Electronic T1 Hoffenberg – physician and humanitarian JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP 414 OP 414 DO 10.7861/clinmedicine.10-4-414 VO 10 IS 4 A1 John Ledingham YR 2010 UL http://www.rcpjournals.org/content/10/4/414.abstract