title: The relationship between periodontal state and diabetes duration, insulin dosage and retinal changes.
mesh_terms: D048909:Diabetes Complications; D003930:Diabetic Retinopathy; D007328:Insulin / Q000008:administration & dosage; D009912:Oral Manifestations; D010510:Periodontal Diseases / Q000473:pathology
chemical_list: D007328:Insulin