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You searched for: Author/Creator Kempen, John

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1. Effective refractive error coverage in adults aged 50 years and older: estimates from population-based surveys in 61 countries. Issue 12 (December 2022)

3. Standardization of Nomenclature for Ocular Tuberculosis – Results of Collaborative Ocular Tuberculosis Study (COTS) Workshop. (30th September 2020)

4. The Collaborative Ocular Tuberculosis Study (COTS)-1: A Multinational Description of the Spectrum of Choroidal Involvement in 245 Patients with Tubercular Uveitis. (30th September 2020)

6. Tubercular Uveitis: Nuggets from Collaborative Ocular Tuberculosis Study (COTS)-1. (30th September 2020)