| NSD | Nairobi sheep disease; neonatal staphylococcal disease; neurosecretory dysfunction; night sleep depr... |
|---|---|
| qn | every night [Lat. quaque nocte] |
| qon | every other night [Lat. quaque altera nocte] |
| qPM | every night |
| SAN | sinoatrial node; sinoauricular node; slept all night; solitary autonomous nodule |