[New findings on the etiopathogenesis of the old-age osteoporosis].
D000328:Adult; D000367:Age Factors; D000368:Aged; D002118:Calcium / Q000378:metabolism; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010024:Osteoporosis / Q000209:etiology* / Q000378:metabolism; D010281:Parathyroid Hormone / Q000378:metabolism
D010281:Parathyroid Hormone; D002118:Calcium
Neuere Erkenntnisse über die Atiopathogenese der Altersosteoporose