RT Journal Article SR Electronic T1 Connective tissue disease and the skin JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP 9 OP 14 DO 10.7861/clinmedicine.2-1-9 VO 2 IS 1 A2 Vanessa Venning A1 Sabine Sommer A1 Mark JD Goodfield YR 2002 UL http://www.rcpjournals.org/content/2/1/9.abstract AB