I have 15 years of experience in the field of retina surgery and diseases, with specific knowledge of age-related macular degeneration, diabetic retinopathy, retinal detachment, macular hole, vitrectomy surgery and epiretinal membrane. I have published on such topics as diabetic retinopathy, age-related macular degeneration, macular hole surgery and retinal diseases. I have testified on macular hole surgery, retinal detachment surgery and diabetic retinopathy.