1Hamdan J M,Barqaui M A.Henoch-Schonlein purpura in children.Influence of age on the incidence of nephritis and arthritis[J]. Saudi Med J, 2008, 29 (4) : 549-552.
4Trapani S, Micheli A, Grisolia F, et al. Henoch-Schonlein Purpura inchildhood:epidemiological and clinical analysis of 150 cases over a 5 year period andreview of literature[J]. Semin Arthritis Rheum, 2005, 35: 143-153.
5al-Sheyyab M, Batieha A,el-Shanti H, et al. Henoch-Sch nlein purpura and streptococcal infection: aprospective case-control study[J]. Annrop Paediatr, 1999, 19 (3) : 253-255.
6Rivera F, Anaya S, Perez-Alvarez J, et al. Henoch-Schonlein nephritis associated with streptococcal infection and persistent hypocomplementemia: a case report[J]. J Med Case Reports, 2010, 4 (1) : 50.