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Start Over Authors Roosa, D. B. St. John (Daniel Bennett St. John), 1838-1908, author ✖Remove constraint Authors: Roosa, D. B. St. John (Daniel Bennett St. John), 1838-1908, author Titles An examination, under atropine, of the refractive state of eyes with normal vision (20/20), and which had never been affected with asthenopia or inflammation ✖Remove constraint Titles: An examination, under atropine, of the refractive state of eyes with normal vision (20/20), and which had never been affected with asthenopia or inflammation

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  • Roosa, D. B. St. John (Daniel Bennett St. John), 1838-1908, author1

  • An examination, under atropine, of the refractive state of eyes with normal vision (20/20), and which had never been affected with asthenopia or inflammation1