[Field observation on the relapse pattern in patients naturally infected with vivax malaria from spring to autumn seasons in Cili County, Hunan Province].


215 patients of vivax malaria were treated with chloroquine phosphate alone at the dose of 1.5g for three days from April 1986 to October 1987 in Cili County in the northwest part of Hunan Province. Among them, 58 cases relapsed, the relapse rate being 27.0%. In patients admitted in April and May, as judged from the interval between treatment and the first… (More)