title: Parathyroid function in primary osteoporosis.
mesh_terms: D000368:Aged; D002352:Carrier Proteins / Q000097:blood; D005260:Female; D006801:Humans; D006961:Hyperparathyroidism / Q000150:complications; D006996:Hypocalcemia / Q000150:complications; D008297:Male; D008875:Middle Aged; D010024:Osteoporosis / Q000150:complications / Q000209:etiology*; D010280:Parathyroid Glands / Q000503:physiopathology*; D010281:Parathyroid Hormone / Q000097:blood; D014807:Vitamin D / Q000097:blood
chemical_list: D002352:Carrier Proteins; D010281:Parathyroid Hormone; D014807:Vitamin D