1. Weiss LM, Grogan TM, Pileri SA, et al. Langerhans cell sarcoma. In: Jaffe ES, Harris NL, Stein H, Vardiman JW, eds. World Health Organization Classification of Tumours. Pathology & Genetics: Tumours of Haematopoietic and Lymphoid Tissues. Lyon, France: IARC Press; 2001:283.
2. Ben-Ezra J, Bailey A, Azumi N, et al. Malignant histiocytosis X: a distinct clinicopathologic entity. Cancer. 1991;68:1050-1060.
3. Pileri SA, Grogan TM, Harris NL, et al. Tumours of histiocytes and accessory dendritic cells: an immunohistochemical approach to classification from the International Lymphoma Study Group based on 61 cases. Histopathology. 2002;41:1-29.
4. Kawase T, Hamazaki M, Ogura M, et al. CD56/NCAM-positive Langerhans cell sarcoma: a clinicopathologic study of 4 cases. Int J Hematol. 2005;81:323-329.
5. Wood C, Wood GS, Denaue DG, Oseroff A, Beckstead JH, Malin J. Malignant histiocytosis X: report of a rapidly fatal case in an elderly man. Cancer. 1984;54:347-352.