APA
Wollina, U. & Unger, L. (2008). Fixed drug eruption followed by lichen aureus during abatacept add-on therapy of rheumatoid arthritis. Journal of Dermatological Case Reports, 2(4), 49-51.
MLA
Wollina, Uwe and Leonore Unger. "Fixed drug eruption followed by lichen aureus during abatacept add-on therapy of rheumatoid arthritis." Journal of Dermatological Case Reports 2.4 (2008): 49-51.
Chicago
Wollina, Uwe and Leonore Unger. "Fixed drug eruption followed by lichen aureus during abatacept add-on therapy of rheumatoid arthritis." Journal of Dermatological Case Reports 2, no. 4 (2008): 49-51.
Harvard
Wollina, U. and Unger, L. (2008) 'Fixed drug eruption followed by lichen aureus during abatacept add-on therapy of rheumatoid arthritis' Journal of Dermatological Case Reports 2(4), pp. 49-51.
Vancouver
Wollina U, Unger L. Fixed drug eruption followed by lichen aureus during abatacept add-on therapy of rheumatoid arthritis. Journal of Dermatological Case Reports. 2008 ;2(4):49-51.