?:authorAffiliation
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[\'Johns Hopkins Community Physician, Baltimore, MD 21287, USA.\', \'School of Nursing, University of Maryland, Baltimore, MD 20742, USA.\', \'School of Nursing, State University of New York at Stony Brook, Brookhaven, NY 11794, USA.\', \'Sollay Medical Center, Sollay Kenyan Foundation, Katani Hospital, Katani, Kenya.\', \'Eye Research Institute of Massachusetts Eye & Ear, 20 Staniford St., W239, Boston, MA 02114, USA.\', \'Department of Ophthalmology, Harvard Medical School, Boston, MA 02115, USA.\', \'Department of Ophthalmology, Tufts University School of Medicine, Boston, MA 02155, USA.\']
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