| GAS | galactorrhea-amenorrhea syndrome; gastric acid secretion; gastrin; gastroenterology; general adaptat... |
|---|---|
| GASA | growth-adjusted sonographic age |
| GCF | growth-rate-controlling factor |
| G&D | growth and development |
| GDH | glucose dehydrogenase; glutamate dehydrogenase; glycerophosphate dehydrogenase; glycol dehydrogenase... |