| Abbreviations | Meaning |
 | AAP | American Academy Of Periodontology |
| AHCA | Agency For Health Care Administration; American Health Care Association |
| EAHIL | European Association For Health Information And Libraries |
| INA | Infectious Nucleic Acid; Inferior Nasal Artery; Instrumentation Amplifier; International Neurological Association |
| AOHA | American Osteopathic Hospital Association |
| WPOA | Western Pacific Orthopaedic Association (Australian Chapter) |
| FAPA | Fellow Of The American Psychiatric Association; Fellow Of The American Psychoanalytical Association |
| DRACR | Diploma Of Royal Australasian College Of Radiologists |
| NOA | National Optometric Association; Nitro-L-arginine |
| SOPHE | Society For Public Health Education |
| ATA | American Thyroid Association |
| ISHT | International Society For Heart Transplantation [registry] |
| OLSNA | Orthopaedic Laser Society Of North America |
| AACS | American Academy Of Cosmetic Surgery |
| IASP | International Association For Study Of Pain |
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