title: Nutritional secondary hyperparathyroidism in the parrakeet.
mesh_terms: D000821:Animal Feed; D000818:Animals; D001715:Bird Diseases / Q000000981:diagnostic imaging / Q000473:pathology; D002136:Calcium, Dietary; D003677:Deficiency Diseases / Q000662:veterinary; D004032:Diet; D005269:Femur / Q000473:pathology; D006962:Hyperparathyroidism, Secondary / Q000000981:diagnostic imaging / Q000473:pathology / Q000662:veterinary*; D010280:Parathyroid Glands / Q000473:pathology; D010758:Phosphorus / Q000009:adverse effects*; D011563:Psittaciformes; D011859:Radiography
chemical_list: D002136:Calcium, Dietary; D010758:Phosphorus