Template:Ref-Patten1929
From Embryology
Patten BM. Sommepfield WA. and Paff GH. Functional limitations of the foramen ovale in the human foetal heart. (1929) Anat. Rec. 44(2): 165-
Patten BM. Sommepfield WA. and Paff GH. Functional limitations of the foramen ovale in the human foetal heart. (1929) Anat. Rec. 44(2): 165-