title: Preliminary observations on synaptic development in the foetal rat spinal cord.
mesh_terms: D000367:Age Factors; D000818:Animals; D005314:Embryonic and Fetal Development; D008854:Microscopy, Electron; D051381:Rats; D013116:Spinal Cord / Q000196:embryology*; D013569:Synapses / Q000166:cytology; D013570:Synaptic Membranes; D013572:Synaptic Vesicles