| GAS | galactorrhea-amenorrhea syndrome; gastric acid secretion; gastrin; gastroenterology; general adaptat... |
|---|---|
| CBO | Congressional Budget Office |
| OMB | Office of Management and Budget |
| ISIS | image selected in vivo spectroscopy; imaging science and information system; information system-imag... |
| GDS | geriatric depression scale; Global Deterioration Scale; Gordon Diagnostic System [for attention diso... |