TY - RPRT TI - The effect of sonic hedgehog on motor neuron positioning in the spinal cord during chicken embryo development AU - Yang, C. AU - Li, X. AU - Li, Q. AU - Li, H. AU - Zhang, B. AU - Lin, J. PY - 2017 DO - 10.1101/178491 UR - https://www.biorxiv.org/content/10.1101/178491v1 ID - 10.1101/178491 ER -