RT Journal Article SR Electronic T1 Ivory vertebra and palmoplantar pustulosis. JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 896 OP 899 VO 34 IS 4 A1 Juan F Blanco A1 Jose A De Pedro A1 Juan C Paniagua A1 Carlos Montilla YR 2007 UL http://www.jrheum.org/content/34/4/896.abstract AB