Safety and Pharmacokinetics of HTL0018318, a Novel M1 Receptor Agonist, Given in Combination with Donepezil at Steady State: A Randomized Trial in Healthy Elderly Subjects. - Bakker C; van der Aart J; Labots G; Liptrot J; Cross DM; Klaassen ES; Dickinson S; Tasker T; Groeneveld GJ (Drugs in R&D, 2021)