Triangulating evidence from observational and Mendelian randomization studies of ketone bodies for cognitive performance oleh Wichanon Sae-jie, Suangsuda Supasai, Mika Kivimaki, Jackie F. Price, Andrew Wong, Meena Kumari, Jorgen Engmann, Tina Shah, Amand F. Schmidt, Tom R. Gaunt, Aroon Hingorani, Pimphen Charoen, on behalf of the UCLEB Consortium