title: Preliminary studies on C3 polymorphism in the Polish population.
mesh_terms: D000328:Adult; D000483:Alleles; D003176:Complement C3 / Q000032:analysis*; D003165:Complement System Proteins / Q000032:analysis*; D005787:Gene Frequency; D006801:Humans; D010641:Phenotype; D011044:Poland; D011110:Polymorphism, Genetic
chemical_list: D003176:Complement C3; D003165:Complement System Proteins