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  1. 40704881680
    Author(s):Thordarson, U.
    Title:Self-experimentation in artificially produced night-blindness.
    Subject(s):Hemeralopia [ including Nyctalopia ] Pathogenesis
    Journal Title Abbreviation:Acta ophth.
    Place of Publication:Kbh.
    Date of Publication:1939
    Pagination:17: 477–81.
    Language:Danish
    Type of Resource:Analytic
    Series/Volume/Page:Series 4/Volume 7/Page 488
  2. 40704881200
    Author(s):Ehlers, H.
    Title:Ein tausend Hemeralopieuntersuchungen.
    Subject(s):Hemeralopia [ including Nyctalopia ] Frequency
    Journal Title Abbreviation:Acta ophth.
    Place of Publication:Kbh.
    Date of Publication:1937
    Pagination:15: 443–56.
    Language:Danish
    Type of Resource:Analytic
    Series/Volume/Page:Series 4/Volume 7/Page 488
  3. 40704881360
    Author(s):Lis Vibek, I.
    Title:[Case of hereditary hemeralopia]
    Subject(s):Hemeralopia [ including Nyctalopia ] Heredity
    Journal Title Abbreviation:Ugeskr. laeger
    Date of Publication:1936
    Pagination:98: 1024–26.
    Language:Danish
    Type of Resource:Analytic
    Series/Volume/Page:Series 4/Volume 7/Page 488