M. Ahmad, M. A. Alswij, M. Musleh, H. Hamdan, and Q. Alhusein, “Acquired thrombotic thrombocytopenic purpura with a poor response to treatment can be an initial manifestation of occult signet ring cell carcinoma and other malignancies”, EJCRIM, vol. 13, no. 4, Apr. 2026, doi: 10.12890/2026_006332.