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  Indian J Med Microbiol
 

Figure 2: Diurnal variations in retinal nerve fiber layer (RNFL) thickness in control and diabetic groups. Both groups showed a non-significant decrease during the course of the day. The control group had significantly higher RNFL thickness at all time points.

Figure 2: Diurnal variations in retinal nerve fiber layer (RNFL) thickness in control and diabetic groups. Both groups showed a non-significant decrease during the course of the day. The control group had significantly higher RNFL thickness at all time points.