title: Letter: Serum-complement levels in haemolytic-uraemic syndrome.
mesh_terms: D003165:Complement System Proteins / Q000032:analysis*; D006461:Hemolysis; D006463:Hemolytic-Uremic Syndrome / Q000276:immunology*; D006801:Humans; D005779:Immunodiffusion; D007223:Infant
chemical_list: D003165:Complement System Proteins