Is there an association between daytime napping, cognitive function, and brain volume? A Mendelian randomization study in the UK Biobank. Paz V, Dashti HS, Garfield V. Is there an association between daytime napping, cognitive function, and brain volume? A Mendelian randomization study in the UK Biobank. Sleep health. 2023. doi:10.1016/j.sleh.2023.05.002 Read more