title: Response to Dr. Kopke's comments on haplotypes at the OPRM1 locus.
authors.forename: Xingguang
authors.initials: X
authors.lastname: Luo
authors.forename: Joel
authors.initials: J
authors.lastname: Gelernter
authors.forename: Hongyu
authors.initials: H
authors.lastname: Zhao
authors.forename: Henry R
authors.initials: HR
authors.lastname: Kranzler
mesh_terms: D044383:Black People / Q000235:genetics; D005787:Gene Frequency; D020022:Genetic Predisposition to Disease / Q000235:genetics*; D005838:Genotype; D006239:Haplotypes; D006801:Humans; D017450:Receptors, Opioid, mu / Q000235:genetics*; D019966:Substance-Related Disorders / Q000235:genetics*; D044465:White People / Q000235:genetics
chemical_list: D017450:Receptors, Opioid, mu