title: The age of a rare mutant gene in a large population.
mesh_terms: D000483:Alleles; D005796:Genes; D014644:Genetic Variation; D005828:Genetics, Population; D006455:Hemoglobins, Abnormal; D006801:Humans; D009010:Monte Carlo Method; D009154:Mutation; D011336:Probability
chemical_list: D006455:Hemoglobins, Abnormal