title: Association between variable number of tandem repeats (VNTR) polymorphism in the promoter region of monoamine oxidase A (MAOA) gene and susceptibility to heroin dependence.
authors: Department of Biology, College of Sciences, Shiraz University, Shiraz 71454, Iran.
authors: Khyber
authors: K
authors: Saify
authors: Department of Biology, College of Sciences, Shiraz University, Shiraz 71454, Iran. Electronic address: saadat@shirazu.ac.ir.
authors: Mostafa
authors: M
authors: Saadat