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Refractive Errors in the Eyes of Children as Determined by Retinoscopic Examination with a Cycloplegic
Grover Andrew KempfMary GoverRichard Henry CreelSelwyn De Witt CollinsSidney Hershberg KatzEdward George MelterFrancis Harold Gibson
其他書名
Results of Eye Examinations of 1,860 White School Children in Washington, D.C.
出版U.S. Government Printing Office, 1928
URLhttp://books.google.com.hk/books?id=viE0jgEACAAJ&hl=&source=gbs_api