Duckworth proposes expanding research on impact of COVID-19 on cognitive processes Ryan Voyles 3 years ago Sen. Tammy Duckworth, D-Ill., recently joined colleagues on legislation to expand and support research surrounding the neurological impacts of COVID-19To access this content, you must purchase 1 Year Health News Illinois Subscription or 1 Year Group Subscription - Up to 5 Users, or log in if you are a member.