Barclay, Nicola L.; Eley, Thalia C.; Mill, Jonathan; Wong, Chloe C. Y.; Zavos, Helena M. S.; Archer, Simon N. and Gregory, Alice M.. 2011. Sleep quality and diurnal preference in a sample of young adults: Associations with 5HTTLPR, PER3 and CLOCK 3111. American Journal of Medical Genetics Part B: Neuropsychiatric Genetics, 156(6), pp. 681-690. ISSN 1552-4841 [Article]