Pediatric langerhans cell histiocytosis: single center experience over a 17-year period - Dilek İnce; Selcen Kundak; Yöntem Yaman; Serra Kamer; Yeşim Oymak; Ragıp Ortaç; Ayşe Erbay; Gülcihan Özek; Bengü Demirağ; Canan Vergin (The Turkish Journal of Pediatrics)