| TH | tension headache; tetrahydrocortisol; T helper [cell]; theophylline; thorax; thrill; thyrohyoid; thy... |
|---|---|
| ACC | accommodation; acetyl coenzyme A carboxylase; acinic cell carcinoma; acute care center; adenoid cyst... |
| HF | Hageman factor; haplotype frequency; hard filled [capsule]; hay fever; head of fetus; head forward; ... |
| H/S | helper-suppressor [ratio] |
| ISH | icteric serum hepatitis; in situ hybridization; internal self helper; International Society of Hemat... |