| Abbreviations | Meaning |
 | RCPATH | Royal College Of Pathologists |
| CBADAA | Certifying Board Of The American Dental Assistants Association |
| OLSNA | Orthopaedic Laser Society Of North America |
| ASN | American Society Of Neurochemistry |
| SIEB | Systematized Nomenclature Of Medicine [SNOMED] International Editorial Board |
| SPU | Short Procedure Unit; Society Of Pediatric Urology; Standardized Photometric Unit |
| DEBRA | Dystrophic Epidermolysis Bullosa Research Association |
| IFA | International Fertility Association |
| APS | American Physiological Society |
| MBAC | Member Of The British Association Of Chemists |
| CCS | Canadian Cancer Society |
| OAA | Old Age Assistance; Older Americans Act; Opticians Association Of America; Oxaloacetic Acid |
| BTS | Batten Syndrome; Blood Transfusion Service; Blue Toe Syndrome; Bradycardia-tachycardia Syndrome; British Thoracic Society |
| RCM | Royal College Of Midwives |
| ACCE | American College Of Clinical Engineering |
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