Day-by-day frequencies (percentage of patients; vertical axis) of fever or gametocytemia, from the first day of patency (as day 1; horizontal axis). Top panels: P. falciparum, trophozoite-induced (left, A) and sporozoite-induced (right, B). Middle panels: P. vivax, trophozoite-induced (left, C) and sporozoite-induced (right, D). Bottom panels: P. malariae (left, E) and P. ovale (right, F), both trophozoite-induced.