title: Subtyping of human haptoglobins with precipitating antisera I.
mesh_terms: D011232:Chemical Precipitation; D004586:Electrophoresis; D005782:Gels; D006242:Haptoglobins / Q000032:analysis*; D006801:Humans; D007106:Immune Sera; D005779:Immunodiffusion; D013213:Starch
chemical_list: D005782:Gels; D006242:Haptoglobins; D007106:Immune Sera; D013213:Starch