Table 1.
Abbreviations
| BC | Boundary Cap |
| BM | Branchiomotor |
| DREZ | Dorsal root entry zone |
| E | Embryonic day |
| IMB | Intramedullary bundle |
| MEP | Motor exit point |
| SEZ | Sensory entry zone |
| SM | Somatomotor |
| TZ | CNS-PNS transitional zone |
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