| D009885 |
Ophthalmology |
A surgical specialty concerned with the structure and function of the eye and the medical and surgical treatment of its defects and diseases. |
Ocular Surgery,Ocular Surgeries,Surgery, Ocular |
|
| D010036 |
Otolaryngology |
A surgical specialty concerned with the study and treatment of disorders of the ear, nose, and throat. |
Otology,Otorhinolaryngology,Laryngology |
|
| 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. |
|
|
| D004181 |
Directories as Topic |
Works about lists of persons or organizations, systematically arranged, usually in alphabetic or classed order, giving address, affiliations, etc., for individuals, and giving address, officers, functions, and similar data for organizations. |
Directories as Topics |
|
| D000047 |
Academies and Institutes |
Organizations representing specialized fields which are accepted as authoritative; may be non-governmental, university or an independent research organization, e.g., National Academy of Sciences, Brookings Institution, etc. |
Institutes,Research Institutes,Academies,Academy and Institute,Institutes and Academies,Academy,Institute and Academy,Institute, Research,Institutes, Research,Research Institute |
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| D012955 |
Societies, Medical |
Societies whose membership is limited to physicians. |
Medical Societies,Medical Society,Society, Medical |
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