TY - INPR UR - https://doi.org/10.1017/S0033291721004657 TI - Mental health in relation to changes in sleep, exercise, alcohol and diet during the COVID-19 pandemic: examination of four UK cohort studies SN - 1469-8978 N1 - This version is the author accepted manuscript. For information on re-use, please refer to the publisher?s terms and conditions. ID - discovery10138418 AV - public JF - Psychological Medicine Y1 - 2021/11/02/ A1 - Villadsen, A A1 - Patalay, P A1 - Bann, D ER -