title: Relationships between ectoderm and skeletal morphogenesis in the chick embryo limb bud.
mesh_terms: D000818:Animals; D001846:Bone Development; D002642:Chick Embryo / Q000254:growth & development*; D004475:Ectoderm; D007866:Leg / Q000196:embryology*; D008648:Mesoderm; D013997:Time Factors; D014921:Wings, Animal / Q000196:embryology*