title: Isolation and mapping of a polymorphic DNA sequence (pCMM6) on chromosome 20 [D20S19].
mesh_terms: D002890:Chromosomes, Human, Pair 20; D005819:Genetic Markers; D006801:Humans; D011110:Polymorphism, Genetic; D012150:Polymorphism, Restriction Fragment Length
chemical_list: D005819:Genetic Markers