| ASHA | American School Health Association; American Social Health Association; American Speech and Hearing ... |
|---|---|
| ATS | Achard-Thiers syndrome; acid test solution; alpha-D-tocopherol acid succinate; American Thoracic Soc... |
| ACAAI | American College of Allergy, Asthma and Immunology |
| ACCA | American College of Cardiovascular Administrators |
| ACCE | American College of Clinical Engineering |