Central nervous system involvement of systemic ALK-positive histiocytosis with KIF5B-ALK fusion oleh Yuzuna Aoki, MD, Masayuki Maeda, MD, PhD, Seiya Kishi, MD, Ryota Kogue, MD, PhD, Fumine Tanaka, MD, Maki Umino, MD, PhD, Mami Takeoka, MD, Ryo Hanaki, MD, PhD, Junya Hirayama, MD, PhD, Hiroto Yuasa, MD, Hiroshi Imai, MD, PhD, Masahiro Hirayama, MD, PhD, Hajime Sakuma, MD, PhD