Thomson was a pioneer in the study of refraction. He was much interested in color-blindness and modified Holmgren’s wool-skein test. Himself affected with hypermetropia, he made important investigations on this condit…
Thomson was a pioneer in the study of refraction. He was much interested in color-blindness and modified Holmgren’s wool-skein test. Himself affected with hypermetropia, he made important investigations on this condit…
GMN 5917 · https://historyofmedicine.com/id/6819
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