B Olivito, S Ciullini, M Moriondo, L Betti, E Gambineri, G Simonini, C Azzari, M De Martino and R Cimaz
from 15th Paediatric Rheumatology European Society (PreS) CongressLondon, UK. 14–17 September 2008
Pediatric Rheumatology 2008, 6(Suppl 1):P13doi:10.1186/1546-0096-6-S1-P13