title: Bone and ageing.
mesh_terms: D015502:Absorptiometry, Photon; D000293:Adolescent; D000328:Adult; D000365:Age Determination by Skeleton; D000367:Age Factors; D000368:Aged; D000375:Aging; D001862:Bone Resorption; D001842:Bone and Bones / Q000033:anatomy & histology / Q000473:pathology / Q000502:physiology; D002118:Calcium / Q000032:analysis / Q000378:metabolism; D002648:Child; D003094:Collagen / Q000032:analysis; D005260:Female; D050723:Fractures, Bone / Q000209:etiology; D013006:Growth Hormone / Q000378:metabolism; D006801:Humans; D006909:Hydroxyproline / Q000652:urine; D008297:Male; D008875:Middle Aged; D010018:Osteomalacia / Q000473:pathology; D010024:Osteoporosis / Q000473:pathology; D010758:Phosphorus / Q000032:analysis; D011188:Potassium / Q000652:urine; D012737:Sex Factors; D012964:Sodium / Q000652:urine
chemical_list: D010758:Phosphorus; D013006:Growth Hormone; D003094:Collagen; D012964:Sodium; D006909:Hydroxyproline; D011188:Potassium; D002118:Calcium