Protocol for a double-blind placebo-controlled randomised controlled trial assessing the impact of oral semaglutide in amyloid positivity (ISAP) in community dwelling UK adults oleh Catherine J Mummery, Henrik Zetterberg, Rury R Holman, Brian Tom, Ivan Koychev, Peter Hellyer, Amanda I Adler, Elizabeth Coulthard, Benjamin R Underwood, Adam Hampshire, Charles Marshall, Paul Edison, Joanne E Milton, Joe Butchart, Francesca Cormack