Current status of diabetic and sickle cell retinopathies.
D000755:Anemia, Sickle Cell / Q000150:complications*; D001766:Blindness / Q000209:etiology*; D003930:Diabetic Retinopathy / Q000150:complications* / Q000209:etiology / Q000628:therapy; D006801:Humans; D007016:Hypophysectomy; D008028:Light Coagulation; D014786:Vision Disorders / Q000209:etiology