Nutritional factors and estrogen in age-related bone loss.
D000328:Adult; D000368:Aged; D000375:Aging; D001862:Bone Resorption; D002110:Caffeine / Q000494:pharmacology; D002118:Calcium / Q000378:metabolism; D002136:Calcium, Dietary / Q000008:administration & dosage*; D004044:Dietary Proteins / Q000008:administration & dosage; D004967:Estrogens / Q000502:physiology*; D005260:Female; D006801:Humans; D008593:Menopause; D008875:Middle Aged; D010024:Osteoporosis / Q000209:etiology* / Q000378:metabolism
D002136:Calcium, Dietary; D004044:Dietary Proteins; D004967:Estrogens; D002110:Caffeine; D002118:Calcium