Cooperation in countering artemisinin resistance in Africa: learning from COVID-19 by Rosenthal, PJ, Björkman, A, Dhorda, M, Djimde, A, Dondorp, AM, Gaye, O, Guerin, PJ, Juma, E, Kwiatkowski, DP, Merson, L, Ntoumi, F, Price, RN, Raman, J, Roos, DS, Ter Kuile, F, Tinto, H, Tomko, SS, White, NJ, Barnes, KI