7-repeat allele variants of the human DRD4 exon III gene that candidate gene association studies have identified as an … association between aggregate international student achievement test scores and the DRD4 exon III 2- and 7-repeat allele frequency … suggest the predictive power of the country-level DRD4 exon III 2- and 7-repeat allele frequency measure on cross …

-country differences in scientific knowledge creation. I use data on the prevalence of specific allele variants of the human DRD4 exon III …

7-repeat allele variants of the human DRD4 exon III gene that candidate gene association studies have identified as an … association between aggregate international student achievement test scores and the DRD4 exon III 2- and 7-repeat allele frequency … suggest the predictive power of the country-level DRD4 exon III 2- and 7-repeat allele frequency measure on cross …

differences in scientifc knowledge creation. I use data on the prevalence of specifc allele variants of the human DRD4 exon III …

differences in scientific knowledge creation. I use data on the prevalence of specific allele variants of the human DRD4 exon III …