Guthmann JP, Checchi F, van den Broek I, Balkan S, van Herp M, Comte E, Bernal O, Kindermans JM, Venis S, Legros D, Guerin PJ. Assessing antimalarial efficacy in a time of change to artemisinin-based combination therapies: the role of Médecins Sans Frontières. PLoS Med. 2008 Aug 05;5(8):e169. PMID: 18684011; PMCID: PMC2494566.