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			Carnegie Embryo #4430   |   Location: 29-13
		
	
		Keywords: intermediate zone, marginal zone, oblique section through surface ectoderm, roof plate, subarachnoid space, vascular plexus
Source: The Virtual Human Embryo.
 
		 
		
Keywords: intermediate zone, marginal zone, oblique section through surface ectoderm, roof plate, subarachnoid space, vascular plexus
Source: The Virtual Human Embryo.