RT Journal Article SR Electronic T1 Tumor necrosis factor-a inhibition and palmoplantar pustulosis: Janus-faced therapy? JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 247 OP 249 VO 34 IS 2 A1 Jan P Dutz YR 2007 UL http://www.jrheum.org/content/34/2/247.abstract AB