[1
]Division of Hematology-Oncology, University of Alabama at Birmingham, Birmingham,
AL;
[2
]Department of Hematology, Columbia University Medical Center, New York, NY;
[3
]Institute of Cellular Medicine, Newcastle University, Newcastle upon Tyne, United
Kingdom;
[4
]National Institute for Health Research (NIHR) Newcastle Biomedical Research Centre,
Newcastle upon Tyne, United Kingdom;
[5
]Newcastle upon Tyne Hospitals, Newcastle upon Tyne, United Kingdom;
[6
]Hôpital de la Pitié-Salpêtrière, Assistance Publique–Hôpitaux de Paris, Paris, France;
[7
]Biomedical, Experimental and Clinical Sciences, University of Florence, Florence,
Italy;
[8
]Department of Pathology, Memorial Sloan Kettering Cancer Center, New York, NY;
[9
]Translational Research Laboratory, Assuta Medical Center, Tel Aviv, Israel;
[10
]Department of Molecular Biology, Faculty of Natural Sciences, Ariel University, Ariel,
Israel;
[11
]Internal Medicine I (Hemostasis, Hematology and Stem Cell Transplantation and Medical
Oncology), Ordensklinikum Linz Elisabethinen, Linz, Austria;
[12
]Department of Medical Oncology, Dana-Farber Cancer Institute, Boston, MA;
[13
]Department of Hematology and Oncology, Graduate School of Medicine, The University
of Tokyo, Tokyo, Japan;
[14
]Division of Blood and Marrow Transplantation, Department of Medicine, University of
California San Diego, La Jolla, CA;
[15
]Division of Hematology, University of Washington, Seattle, WA;
[16
]Department of Hematology, Peking Union Medical College Hospital, Chinese Academy of
Medical Sciences/Peking Union Medical College, Beijing, China;
[17
]Walter Reed National Military Medical Center, Bethesda, MD;
[18
]Pre-Medicine Department, School of Health Sciences, Ariel University, Ariel, Israel;
[19
]Clinic of Histiocytic Neoplasms, Institute of Hematology, Assuta Medical Center, Tel-Aviv,
Israel;
[20
]Institute of Cancer of São Paulo (ICESP), University of São Paulo, São Paulo, Brazil;
[21
]Oncology Center, Hospital Alemão Oswaldo Cruz, São Paulo, Brazil;
[22
]Unit of Immunology, Rheumatology, Allergy and Rare Diseases (UnIRAR), Istituto di
Ricovero e Cura a Carattere Scientifico (IRCCS) San Raffaele Scientific Institute,
Milan, Italy;
[23
]Department of Medicine, Vita-Salute San Raffaele University, Milan, Italy;
[24
]Department of Pediatrics, Baylor College of Medicine, Houston, TX;
[25
]Clinic of Histiocytic Neoplasms, Institute of Hematology, Assuta Medical Center, Tel
Aviv, Israel;
[26
]Division of Pathology, Cincinnati Children’s Hospital Medical Center, Cincinnati,
OH;
[27
]Department of Investigational Cancer Therapeutics, The University of Texas MD Anderson
Cancer Center, Houston, TX;
[28
]Division of Hematology, Mayo Clinic, Rochester, MN;
[29
]Sorbonne Université, Assistance Publique-Hôpitaux de Paris, Service de Médecine Interne
2 Maladies Auto-Immunes et Systémiques, Centre National de Références des Histiocytoses,
Hôpital Pitié-Salpêtrière, Paris, France; and
[30
]Department of Neurology, Memorial Sloan Kettering Cancer Center, New York, NY