Prevention of "blindness". Potentialities of a systems analysis approach.
D001766:Blindness / Q000517:prevention & control*; D003153:Community Health Services; D003191:Comprehensive Health Care; D001330:Electronic Data Processing; D006266:Health Education; D006285:Health Planning; D006801:Humans; D009885:Ophthalmology; D011314:Preventive Health Services; D000078329:Workforce