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February 1950


Author Affiliations

From the Microbiological Institute, National Institutes of Health.

Am J Dis Child. 1950;79(2):211-222. doi:10.1001/archpedi.1950.04040010222002

A SEVERE form of acute conjunctivitis occurring endemically and epidemically has been reported in Georgia, in California and also in other parts of southern United States.1 The disease, which has been known as "pink eye," "sore eyes" or "gnat sore eyes," has a high incidence, especially among children, and is an important public health problem in affected areas. It was our privilege to investigate the problem in the Lower Rio Grande Valley of Texas at the invitation of the Hidalgo-Starr Counties Medical Society, extended through the National Society for the Prevention of Blindness. During the field investigations carried out in October 1947 and in May 1948, we used the clinical facilities of practicing physicians, the nursing service of the Hidalgo County Health Unit and the laboratory of the United States Public Health Service Dysentery Control Project. Clinical and epidemiologic data on several hundred patients in this region, and bacteriologic

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