Case 22-2019: A 65-Year-Old Woman with Weakness, Dark Urine, and Dysphagia.
Freeman MW, Singh AK, Guidon AC, Arvikar SL, Goldstein RH, Clement NF. Case 22-2019: A 65-Year-Old Woman with Weakness, Dark Urine, and Dysphagia. N Engl J Med. 2019 Jul 18; 381(3):275-283.