Treatment failure in a UK malaria patient harbouring genetically variant Plasmodium falciparum from Uganda with reduced in vitro susceptibility to artemisinin and lumefantrine by van Schalkwyk, DA, Pratt, S, Nolder, D, Stewart, LB, Liddy, H, Muwanguzi-Karugaba, J, Beshir, KB, Britten, D, Victory, E, Rogers, C, Millard, J, Brown, M, Nabarro, LE, Taylor, A, Young, B, Chiodini, PL, Sutherland, CJ