title: Human complement C9 and factor B in the diagnosis of infections in infants.
mesh_terms: D001424:Bacterial Infections / Q000175:diagnosis* / Q000276:immunology; D003186:Complement C9 / Q000032:analysis*; D006801:Humans; D007223:Infant; D014777:Virus Diseases / Q000175:diagnosis* / Q000276:immunology
chemical_list: D003186:Complement C9