![](/img/cover-not-exists.png)
Should 30 letters be added to the 4 m visual acuity score on the Early Treatment Diabetic Retinopathy Study Chart?
Chen, Fred K, Ah-See, Kim L, Wong, Evan N, Tang, IvyVolume:
44
Language:
english
Journal:
Clinical & Experimental Ophthalmology
DOI:
10.1111/ceo.12714
Date:
May, 2016
File:
PDF, 336 KB
english, 2016