Electroretinogram is abnormal--rod responses are mildly abnormal and cone responses are markedly diminished
electroretinogram is abnormal--rod responses are mildly abnormal and cone responses are markedly diminished
Electroretinogram is abnormal--rod responses are mildly abnormal and cone responses are markedly diminished
electroretinogram is abnormal--rod responses are mildly abnormal and cone responses are markedly diminished