| C6 | sixth cervical nerve; sixth cervical vertebra; sixth component of complement |
|---|---|
| C6a | activated sixth component of complement |
| CVI | sixth cranial nerve |
| AA | 1) Aortic Arch(= Arcus Aortae)(= AA); 대동맥궁 2) Aplastic Anemia - Anemia |
| AA | abdominal aorta; acetic acid; achievement age; active alcoholic; active assistive [range of motion];... |