论文信息 - Reading aids for the partially blind; new methods of rating and prescribing optical aids. - 字舞流文

Reading aids for the partially blind; new methods of rating and prescribing optical aids.

L L SLOAN | A HABEL | L. L. Sloan | A. Habel

[1] L. L. Sloan. Congenital achromatopsia; a report of 19 cases. , 1954, Journal of the Optical Society of America.