title: Reply To matzdorff, kemkes-matthes and pralle
authors.affiliation: Children's Hospital No. 9, Research Institute for Paediatric Haematology, Moscow, Russia, and Center for Blood Research and Department of Pediatrics, Harvard Medical School, 800 Huntington Avenue, Boston, MA 02115, USA.
authors.initials: A
authors.lastname: Shcherbina
authors.initials: FS
authors.lastname: Rosen
authors.initials: E
authors.lastname: Remold-O'Donnell