期刊
INTERNATIONAL JOURNAL OF GYNECOLOGY & OBSTETRICS
卷 79, 期 1, 页码 31-32出版社
ELSEVIER SCI IRELAND LTD
DOI: 10.1016/S0020-7292(02)00187-X
关键词
stem cells; umbilical cord blood; colony-forming units; granulocyte-macrophage; CD34+cells