British medical history / Case Report / Humans / Female / Drug Resistance / Male / Infant / Naphthoquinones / High Pressure Liquid Chromatography / Public health systems and services research / ATOVAQUONE / Plasmodium falciparum / Antimalarials / BMJ / Tablets / Combination drug therapy / Male / Infant / Naphthoquinones / High Pressure Liquid Chromatography / Public health systems and services research / ATOVAQUONE / Plasmodium falciparum / Antimalarials / BMJ / Tablets / Combination drug therapy