| CAT | California Achievement Test; capillary agglutination test; catalase; cataract; catecholamine; Childr... |
|---|---|
| TAT | tetanus antitoxin; thematic apperception test; thematic aptitude test; thrombin-antithrombin complex... |
| HEIR | health effects of ionizing radiation; high-energy ionizing radiation |
| RO | radiation oncology; radiation output; ratio of; relative odds; renal osteodystrophy; reverse osmosis... |
| RR | radiation reaction; radiation response; rate ratio; rational recovery [group]; recovery room; relati... |