| HOP | high oxygen pressure |
|---|---|
| HSV | herpes simplex virus; high selective vagotomy; hop stunt viroid; hyperviscosity syndrome |
| SEM | sample evaluation method; scanning electron microscopy; secondary enrichment medium; standard error ... |
| sem | one-half [Lat. semis]; semen, seminal |
| INF-γ | Interferon-γ |