Template:Ref-Romanes1947
From Embryology
The prenatal medullation of the sheep's nervous system. Romanes GJ. J Anat. 1947 Jan;81(Pt 1):64-81. No abstract available. PMID:
The prenatal medullation of the sheep's nervous system. (1947) J Anat. 81(1): 64-81. PMID 17105021