Semba, R D; Muhilal; Scott, A L et al. (1994) Effect of vitamin A supplementation on immunoglobulin G subclass responses to tetanus toxoid in children. Clin Diagn Lab Immunol 1:172-5
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Semba, R D; Graham, N M; Caiaffa, W T et al. (1993) Increased mortality associated with vitamin A deficiency during human immunodeficiency virus type 1 infection. Arch Intern Med 153:2149-54
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Semba, R D; Muhilal; Ward, B J et al. (1993) Abnormal T-cell subset proportions in vitamin-A-deficient children. Lancet 341:5-8
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Semba, R D; Muhilal; Scott, A L et al. (1992) Depressed immune response to tetanus in children with vitamin A deficiency. J Nutr 122:101-7
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Semba, R D; Donnelly, J J; Young, E et al. (1991) Experimental ocular onchocerciasis in cynomolgus monkeys. IV. Chorioretinitis elicited by Onchocerca volvulus microfilariae. Invest Ophthalmol Vis Sci 32:1499-507
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Semba, R D; Wirasasmita, S; Natadisastra, G et al. (1990) Response of Bitot's spots in preschool children to vitamin A treatment. Am J Ophthalmol 110:416-20
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Keenum, D G; Semba, R D; Wirasasmita, S et al. (1990) Assessment of vitamin A status by a disk applicator for conjunctival impression cytology. Arch Ophthalmol 108:1436-41
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Semba, R D; Murphy, R P; Newland, H S et al. (1990) Longitudinal study of lesions of the posterior segment in onchocerciasis. Ophthalmology 97:1334-41
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