00497nas a2200193   4500000000100000000000100001008004100002100001500043700001700058700001500075700001500090700001500105700001400120700001300134700001400147245012200161300001400283490000600297       2021                            d1 aM. Iwagami1 aN. Qizilbash1 aJ. Gregson1 aI. Douglas1 aM. Johnson1 aN. Pearce1 aS. Evans1 aS. Pocock00aBlood cholesterol and risk of dementia in more than 1.8 million people over two decades: a retrospective cohort study  ae498-e5060 v2