RT Journal Article SR Electronic T1 Role contradiction in physician-assisted suicide JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP 319 OP 320 DO 10.7861/clinmedicine.10-4-319 VO 10 IS 4 A1 John Saunders YR 2010 UL http://www.rcpjournals.org/content/10/4/319.abstract