Severe Low Vitamin B12 Levels with Macrocytosis and Associated Hemolytic Anemia, Mimicking Thrombocytopenic Thrombotic Purpura: A Case Report and Literature Review. LJMHR [Internet]. 2025 Jan. 22 [cited 2026 Feb. 2];25(1):1-8. Available from: https://journalspress.uk/index.php/LJMHR/article/view/1325