| e | Greek letter epsilon; heavy chain of IgE; permittivity; specific absorptivity |
|---|---|
| Fd | the amino-terminal portion of the heavy chain of an immunoglobulin molecule; ferredoxin |
| FTH | ferritin heavy chain; fracture threshold |
| Gm | an allotype marker on the heavy chains of immunoglobins |
| HC | hair cell; hairy cell; handicapped; head circumference; head compression; health care; healthy contr... |