Reply To matzdorff, kemkes-matthes and pralle
Shcherbina
A
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.
Rosen
FS
Remold-O'Donnell
E