title: Serum calcium survey for hyperparathyroidism: results in 50,000 clinic patients.
mesh_terms: D002118:Calcium / Q000097:blood*; D006306:Health Surveys; D006801:Humans; D006934:Hypercalcemia / Q000175:diagnosis; D006961:Hyperparathyroidism / Q000097:blood / Q000175:diagnosis* / Q000453:epidemiology; D014481:United States
chemical_list: D002118:Calcium