title: Distinct geographic distribution of subtypes of Haemophilus influenzae type b in Western Europe.
mesh_terms: D004591:Electrophoresis, Polyacrylamide Gel; D005060:Europe; D006193:Haemophilus influenzae / Q000145:classification* / Q000302:isolation & purification; D006801:Humans; D008070:Lipopolysaccharides / Q000032:analysis; D012703:Serotyping
chemical_list: D008070:Lipopolysaccharides