| Abbreviations | Meaning |
 | OATA | Ohio Athletic Trainers Association |
| APA | American Psychological Association; American Psychopathological Association; American Psychotherapy Association; Aminopenicillanic Acid |
| AAP | Association Of American Physicians |
| IAG | International Association Of Gerontology; International Academy Of Gnathology |
| HIMSS | Healthcare Information Management And Support System; Healthcare Information Management Systems Society |
| SIS | Surgical Infections Society |
| SBOT | Sociedade Brasileira De Ortopedia E Traumatologia (Brazilian Association Of Orthopaedics And Traumatology) |
| JOA | Japanese Orthopaedic Association (UMIN: Japanese Only) |
| AAO | American Academy Of Ophthalmology |
| SRD | Society For The Relief Of Distress |
| APS | American Pediatric Society |
| NBCC | National Board Of Certified Counselors; Nevoid Basal Cell Carcinoma |
| ABA | American Burn Association; Antibacterial Activity; Arrest Before Arrival; Autonomic Blocking Agent |
| AACT | American Academy Of Clinical Toxicology |
| AODME | Academy Of Osteopathic Directors Of Medical Education |
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