Abstract
Plasma levels of vitamin A and beta-carotene were measured by spectrophotometry in 39 patients with genetically determined retinitis pigmentosa, No difference was found between the levels in these patients and the levels in a control group.
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CITATION STYLE
APA
Massoud, W. H., Bird, A. C., & Perkins, E. S. (1975). Plasma vitamin A and beta-carotene in retinitis pigmentosa. British Journal of Ophthalmology, 59(4), 200–204. https://doi.org/10.1136/bjo.59.4.200
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