| HC | hair cell; hairy cell; handicapped; head circumference; head compression; health care; healthy contr... |
|---|---|
| CBBM | color blindness, blue mono-cone-monochromatic type |
| CRB | chemical, radiological, and biological; congenital retinal blindness |
| CSNB | congenital stationary night blindness |
| IAPB | International Association for Prevention of Blindness |