| ABA | abscissic acid; allergic bronchopulmonary aspergillosis; American Board of Anesthesiologists; antiba... |
|---|---|
| ABAT | American Board of Applied Toxicology |
| ABB | Albright-Butler-Bloomberg [syndrome]; American Board of Bioanalysis |
| ABCN | American Board of Clinical Neuropsychology |
| ABDPH | American Board of Dental Public Health |