TY - RPRT TI - Hyperparathyroidism in the elderly. AU - H Mannix AU - L J Pyrtek AU - H D Crombie AU - E Canalis PY - 1980 DO - 10.1016/0002-9610(80)90341-4 UR - https://pubmed.ncbi.nlm.nih.gov/7369466/ ID - 7369466 ER -