167
Participants
Start Date
August 31, 2003
Primary Completion Date
July 31, 2008
Study Completion Date
July 31, 2008
recombinant human erythropoietin
r-hu-EPO were administered either 300 U/kg or 500 U/kg, subcutaneously the first time and then intravenously every other day for 2 weeks.
NICU, the Third Affiliated Hospital, Zhengzhou University, Zhengzhou
Zhengzhou Children's Hospital, China
OTHER
Medical University Innsbruck
OTHER
Göteborg University
OTHER
Zhengzhou University
OTHER