| HC | hair cell; hairy cell; handicapped; head circumference; head compression; health care; healthy contr... |
|---|---|
| HCD | health care delivery; heavy-chain disease; high-calorie diet; high-carbohydrate diet; homologous can... |
| H-mRNA | H-chain messenger ribonucleic acid |
| IATIL | inter-alpha-trypsin inhibitor, light chain |
| IGHD | immunoglobin delta heavy chain; isolated growth hormone deficiency |