| GA | Gamblers Anonymous; gastric analysis; gastric antrum; general anesthesia; general angiography; gener... |
|---|---|
| GPA | Goodpasture antigen; grade point average; Group Practice Association; guinea pig albumin |
| Ipa | pulse average intensity |
| Isa | spatial average intensity [pulse] |
| Isapt | spatial peak, temporal average intensity [pulse] |