PV-ERY-KA 03 - a multicenter trial on Polycythemia vera and congenital erythrocytosis in childhood and adolescenceP664Cario, H.Schwarz, K.Debatin, K.-M.Kohne, E.Author informationUlm, DOnkologie 26:p 116, October 2003.Copyright © 2003 S. Karger AG, Basel