Template:Ref-Davis1920
From Embryology
Davis CL. The relations of the somites of the head to the brain in a human embryo of 20 paired somites. (1920) Anat. Rec, 20: p. 232.
Davis CL. The relations of the somites of the head to the brain in a human embryo of 20 paired somites. (1920) Anat. Rec, 20: p. 232.