Clinical trial of oral artesunate with or without high-dose primaquine for the treatment of vivax malaria in Thailand. - Silachamroon, U; Krudsood, S; Treeprasertsuk, S; Wilairatana, P; Chalearmrult, K; Mint, H; Maneekan, P; White, N; Gourdeuk, V; Brittenham, G; Looareesuwan, S (American journal of tropical medicine and hygiene, 2003)