title: Clinicopathologic correlations in severe forms of Henoch-Schönlein purpura nephritis based on repeat biopsies.
mesh_terms: D000293:Adolescent; D001706:Biopsy; D002648:Child; D002675:Child, Preschool; D005455:Fluorescent Antibody Technique; D005922:Glomerulonephritis, IGA / Q000188:drug therapy / Q000473:pathology* / Q000503:physiopathology; D006801:Humans; D011695:IgA Vasculitis / Q000188:drug therapy / Q000473:pathology* / Q000503:physiopathology; D007070:Immunoglobulin A / Q000032:analysis; D013997:Time Factors
chemical_list: D007070:Immunoglobulin A