title: A SEM study of osteocyte orientation in alternately structured osteons.
mesh_terms: D000328:Adult; D003094:Collagen / Q000032:analysis; D006801:Humans; D008297:Male; D008855:Microscopy, Electron, Scanning; D010011:Osteocytes / Q000648:ultrastructure*
chemical_list: D003094:Collagen