| D007391 |
International Cooperation |
The interaction of persons or groups of persons representing various nations in the pursuit of a common goal or interest. |
Foreign Aid,Treaties,Aid, Foreign,Cooperation, International,Treaty |
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| D009907 |
Optometry |
The professional practice of primary eye and vision care that includes the measurement of visual refractive power and the correction of visual defects with lenses or glasses. |
Optometries |
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| D010414 |
Pennsylvania |
State bounded on the north by New York and Lake Erie, on the east by Delaware and New Jersey, on the south by Delaware and Maryland, and on the west by Ohio and West Virginia. |
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| D012030 |
Refractive Errors |
Deviations from the average or standard indices of refraction of the eye through its dioptric or refractive apparatus. |
Ametropia,Refractive Disorders,Ametropias,Disorder, Refractive,Disorders, Refractive,Error, Refractive,Errors, Refractive,Refractive Disorder,Refractive Error |
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| D005139 |
Eyeglasses |
A pair of ophthalmic lenses in a frame or mounting which is supported by the nose and ears. The purpose is to aid or improve vision. It does not include goggles or nonprescription sun glasses for which EYE PROTECTIVE DEVICES is available. |
Glasses,Spectacles,Sun Glasses, Prescription,Glasses, Prescription Sun,Prescription Sun Glasses |
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| D006205 |
Haiti |
A republic in the Greater Antilles in the West Indies. Its capital is Port-au-Prince. With the Dominican Republic it forms the island of Hispaniola - Haiti occupying the western third and the Dominican Republic, the eastern two thirds. Haiti belonged to France from 1697 until its rule was challenged by slave insurrections from 1791. It became a republic in 1820. It was virtually an American protectorate from 1915 to 1934. It adopted its present constitution in 1964 and amended it in 1971. The name may represent either of two Caribbean words, haiti, mountain land, or jhaiti, nest. (From Webster's New Geographical Dictionary, 1988, p481 & Room, Brewer's Dictionary of Names, 1992, p225) |
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| D006801 |
Humans |
Members of the species Homo sapiens. |
Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man |
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| D013334 |
Students |
Individuals enrolled in a school or formal educational program. |
School Enrollment,Enrollment, School,Enrollments, School,School Enrollments,Student |
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| D014837 |
Voluntary Health Agencies |
Non-profit organizations concerned with various aspects of health, e.g., education, promotion, treatment, services, etc. |
Agencies, Voluntary Health,Agency, Voluntary Health,Health Agencies, Voluntary,Health Agency, Voluntary,Voluntary Health Agency |
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