sentence: In line with previous studies of age-related CS in humans ( Garrett , Verhulst , 2019 , Grose , Buss , Elmore , 2019 , Johannesen , Buzo , Lopez-Poveda , 2019 , Prendergast , Couth , Millman , Guest , Kluk , Munro , Plack , 2019 ) , this will be the working assumption on which the evidence for age-related CS in the current study will be assessed .