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Alpha, the first letter of the Greek alphabet.
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accommodation; ampere; anode; anterior; area; artery.
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Achievement age; age-adjusted; Alcoholics Anonymous; amino acid; arte-riae; arteries.
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abdominal aortic aneurysm; acne-associated arthritis; American Academy of Allergists; American Ambulance Association; American Association of Anatomists; Area Agency on Aging.
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American Association for Accreditation of Ambulatory Surgery Facilities.
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American Association of Blood Banks.
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American Association for Clinical Chemistry.
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American Association of Critical-Care Nurses; American Association of Colleges of Nursing.
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American Association of Cardiovascular and Pulmonary Rehabilitation.
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American Academy of Family Physicians.
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American Association for the History of Nursing.
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American Association of Medical Assistants.
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Association for the Advancement of Medical Instrumentation; age-associated memory impairment.
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Association of Air Medical Services.
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American Association for Medical Transcription.
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American Academy of Nursing.
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American Association of Nurse Anesthetists.
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American Association of Neuroscience Nurses.
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American Academy of Nurse Practitioners.
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American Association of Occupational Health Nurses.
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American Association of Oral and Maxillofacial Surgeons.
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American Academy of Orthopedic Surgeons.
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American Academy of Pediatrics; American Association of Pathologists.
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American Academy of Physician Assistants.
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American Academy of Physical Medicine and Rehabilitation.
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The ratio of arterial oxygen partial pressure (a) to alveolar oxygen partial pressure (A). Under ...