title: A change in the editorial office: farewell from Catherine M. Bollard.
authors: Children's National Health System and The George Washington University , Washington, DC , USA.
authors: Catherine M
authors: CM
authors: Bollard
mesh_terms: D006402:Hematologic Diseases; D049673:History, 20th Century; D049674:History, 21st Century; D006801:Humans; D009369:Neoplasms; D010506:Periodicals as Topic