9Roberts PF, Waller TA, Brinker TM, et al. Henoch-schonlein purpura:a review article.south med J,2007,100(8):821-824.
10Mills JA, michel BA, Bloch DA, et al. The American college of Rheumatology 1990 criteria for the classification of Henoch-schonlein purpura.Arthritis Rheum,1990,33(8):1114-1121.
