Objective of ETDRS study is
Option A - ETDRS study
Option C - DRS study
Option B - DRVS study
Effect of aspirin on the course of diabetic retinopathy
To observe patients with severe DR in type 1 and type 2 diabetes over 2 years to determine visual outcomes
To evaluate whether photocagulation prevents severe visual loss in eyes with diabetic retinopathy
ALL of the above
Effect of aspirin on the course of diabetic retinopathy