Structural aspects of ageing bone.
D000375:Aging; D001862:Bone Resorption; D001842:Bone and Bones / Q000033:anatomy & histology*; D005269:Femur / Q000254:growth & development*; D006801:Humans; D008334:Mandible / Q000254:growth & development*; D010024:Osteoporosis; D013131:Spine / Q000254:growth & development*