| GSCN | giant serotonin-containing neuron |
|---|---|
| GSN | gelsonin; giant serotonin-containing neuron |
| HN | head and neck; head nurse; hemagglutinin neuraminidase; hematemesis neonatorum; hemorrhage of newbor... |
| LM | lactic acid mineral [medium]; lactose malabsorption; laryngeal mask; laryngeal muscle; lateral malle... |
| LMN | lower motor neuron |