List of University of Pennsylvania people
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Haldan Keffer Hartline
Johns Hopkins School of Medicine
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List of Nobel laureates by country
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Retinal
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Receptive field
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Paul Greengard
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George Wald
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Ragnar Granit
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1967 in science
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Rockefeller University
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Marine Biological Laboratory
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Vitamin deficiency
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Retina
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1967
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1903
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Vitamin
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Neuroscience
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March 17
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December 22
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Haldan K. Hartline
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