40. Leung CK, Cheung CY, Weinreb RN, Qiu Q, Liu Sh, Li H, Xu G, Fan N, Huang L, Pang Ch, Lam DSC. Retinal nerve fiber layer imaging with Spectraldomain optical coherence tomography. A variability and diagnostic performacnce study. Ophthalmology. 2009; 116

40. Leung CK, Cheung CY, Weinreb RN, Qiu Q, Liu Sh, Li H, Xu G, Fan N, Huang L, Pang Ch, Lam DSC. Retinal nerve fiber layer imaging with Spectraldomain optical coherence tomography. A variability and diagnostic performacnce study. Ophthalmology. 2009; 116