| SP | sacroposterior; sacrum to pubis; salivary progesterone; schizotypal personality; semi-private [room]... |
|---|---|
| ANSI | American National Standards Institute |
| AHA | acetohydroxamic acid; acquired hemolytic anemia; acute hemolytic anemia; American Heart Association;... |
| AHI | active hostility index; Animal Health Institute; apnea-plus-hypopnea index |
| AIBS | American Institute of Biological Sciences |
| NIST | National Institute of Standards and Technology |
|---|---|
| RPMI | Rosewell Park Memorial Institute |