4Favara BE, Feller AC, Pauli M, et al. Contemporary classification of histiocytic disorders. Med Pediatr Oncol, 1997, 29(3): 157-166.
5Komp DM, Herson J, Starling KA, et al. A staging system for Histiocytosis X: a Southwest Oncology Group Study. Cancer, 1981, 47(4): 798-800.
6Gadner H, Heitger A, Groris N, et al. Treatment stra-tegy for disseminated Langerhans cell histiocytosis. DAL HX-83 Study Group. Med Pediatr Oncol, 1994, 23(2): 72-80.
7Titgemeyer C, Grois N, Minkov M, et al. Pattern and course of single-system disease in Langerhans cell histiocytosis data from the DAL-HX 83- and 90-study. Med Pediatr Oncol, 2001, 37(2): 108-114.
8Ladisch S, Gadner H, Arico M, et al. LCH-I: a rando-mized trial of etoposide vs. vinblastine in disseminated Langerhans cell histiocytosis.Med Pediatr Oncol, 1994, 23(2): 107-110
9Carstensen H, Ornvold K. The epidemiology of Langer-hans cell histiocytosis in children in Denmark, 1975-1989. Med Pediatr Oncol, 1993, 21: 387-388.
10Lahey ME. Histiocytosis X: an analysis of prognostic factors. J Pediatr, 1975, 87(2): 184-189.
