Verbal memory task
MTL dysfunction
Episodic memory was assessed using a delayed free recall task in which participants were instructed to study and recall a series of lists of 12 words. A pool of 30 word lists was compiled, each comprising 15 high frequency English nouns (sourced from Words were presented on screen for 1600 ms followed by a 2000 ms blank interval between each word. Following the final word of the list, participants were instructed to complete a page of simple arithmetic equations for 20 s, to prevent the rehearsal of list items. Following this task, participants were given 45 s to recall as many of the 12 target words as possible, in any order. We specifically measured short-term recall following the distractor task, as previous research has demonstrated a robust association between retroactive interference and MTL dysfunction