TY - RPRT TI - Axonal growth cones and developing axonal collaterals form synaptic junctions in embryonic mouse spinal cord. AU - J E Vaughn AU - T J Sims PY - 1978 DO - 10.1007/bf01176998 UR - https://pubmed.ncbi.nlm.nih.gov/660224/ ID - 660224 ER -