The origin of bone cells in the postnatal organism.
D000818:Animals; D001854:Bone Marrow Cells; D001842:Bone and Bones / Q000166:cytology*; D006412:Hematopoietic Stem Cells / Q000166:cytology; D010006:Osteoblasts; D010010:Osteoclasts; D013997:Time Factors