Priorities in ophthalmology.
D003365:Costs and Cost Analysis; D004345:Drug Industry / Q000191:economics; D005128:Eye Diseases / Q000188:drug therapy; D006285:Health Planning / Q000191:economics*; D006292:Health Priorities / Q000191:economics*; D006801:Humans; D009885:Ophthalmology / Q000191:economics*