Retinal hemorrhage, a common sign of prognostic significance in cerebral malaria - Looareesuwan, S; Warrell, D A; White, N J; Chanthavanich, P; Warrell, M J; Chantaratherakitti, S; Changswek, S; Chongmankongcheep, L; Kanchanaranya, C (Am J Trop Med Hyg, 1983)