Preferred Label : Sloan Letter Eye Chart 1.25 Percent; 
NCIt related terms : SLOAN LETTER EYE CHART 1.25%; 
NCIt definition : A diagrammatic method to test visual acuity that utilizes the Sloan optotypes and
               a 1.25% contrast level.; 
Alternative definition : CDISC: A diagrammatic method to test visual acuity that uses the Sloan optotypes and
               a 1.25% contrast level.; 
         
         
            Origin ID : C117880; 
UMLS CUI : C3897568; 
 Semantic type(s) Semantic type(s)
 concept_is_in_subset concept_is_in_subset