title: Studies of the C3 polymorphism. Distribution of C3 phenotypes in different areas of Sweden.
mesh_terms: D003165:Complement System Proteins; D004586:Electrophoresis; D005787:Gene Frequency; D014644:Genetic Variation; D005916:Globulins; D006801:Humans; D010641:Phenotype; D011110:Polymorphism, Genetic; D011134:Polysaccharides; D013548:Sweden
chemical_list: D005916:Globulins; D011134:Polysaccharides; D003165:Complement System Proteins