Benesch M, Urban C, Lackner H, Kerbl R, Schwinger W, Beham-Schmid C, Ratschek M, Oberbauer R
Department of Pediatrics, University of Graz, Austria.
Med Pediatr Oncol. 1999 Jun;32(6):471-3. doi: 10.1002/(sici)1096-911x(199906)32:6<471::aid-mpo22>3.0.co;2-y.