Direct medullary-to-periosteal transition and the occurrence of subperiosteal haematopoietic islands.
D001846:Bone Development; D001861:Bone Regeneration / Q000502:physiology; D001862:Bone Resorption / Q000502:physiology; D003238:Connective Tissue / Q000254:growth & development; D005269:Femur; D005333:Fetus; D006413:Hematopoietic System; D006801:Humans; D066298:In Vitro Techniques; D007231:Infant, Newborn; D010521:Periosteum / Q000254:growth & development; D012272:Ribs / Q000196:embryology