Pre-existing partner-drug resistance to artemisinin combination therapies facilitates the emergence and spread of artemisinin resistance: a consensus modelling study - Watson, OJ; Gao, B; Nguyen, TD; Tran, TN-A; Penny, MA; Smith, DL; Okell, L; Aguas, R; Boni, MF (The Lancet Microbe, 2022)