Template:Ref-WellsBoyden1954
From Embryology
Wells LJ. and Boyden EA. The development of the bronchopulmonary segments in human embryos of horizons XVII to XIX. (1954) Amer. J Anat. 95: 163-201.
Wells LJ. and Boyden EA. The development of the bronchopulmonary segments in human embryos of horizons XVII to XIX. (1954) Amer. J Anat. 95: 163-201.