title: [Origin of callus forming cells after fractures].
mesh_terms: D000818:Animals; D001345:Autoradiography; D001861:Bone Regeneration; D002146:Bony Callus / Q000473:pathology*; D003239:Connective Tissue Cells; D050723:Fractures, Bone / Q000473:pathology*; D008297:Male; D010006:Osteoblasts; D010521:Periosteum / Q000473:pathology; D051381:Rats; D013997:Time Factors; D014316:Tritium
chemical_list: D014316:Tritium
vernacular_title: Uber die Herkunft der kallusbildenden Zellen nack Knochenbruch