title: The genetic control of Chido and Rodgers blood group substances.
mesh_terms: D000483:Alleles; D001789:Blood Group Antigens / Q000235:genetics*; D002874:Chromosome Mapping; D003175:Complement C2 / Q000172:deficiency; D003181:Complement C4 / Q000172:deficiency / Q000235:genetics; D006801:Humans; D010375:Pedigree; D011110:Polymorphism, Genetic
chemical_list: D001789:Blood Group Antigens; D003175:Complement C2; D003181:Complement C4