Electron microscopic and histological observations on fracture repair in young and old rats.
D000818:Animals; D002114:Calcinosis; D005260:Female; D050723:Fractures, Bone / Q000000981:diagnostic imaging; D006651:Histocytochemistry; D008854:Microscopy, Electron; D009992:Osmium; D011859:Radiography; D051381:Rats; D014945:Wound Healing
D009992:Osmium