Hicks, Andrew A., Bailey, Mark E.S., Riley, Brien P., Kamphuis, Willem, Siciliano, Michael J., Johnson, Keith J., Darlison, Mark G., "Further Evidence for Clustering of Human GABAA Receptor Subunit Genes: Localization of the α6-Subunit Gene (GABRA6) to Distal Chromosome 5q by Linkage Analysis", Genomics, 1994