1. Mankind’s first natural stem cell transplant;Tolosa;J Cell Mol Med,2010
2. http://www.umbilicalcordstemcells101.com/ 2010
3. Early umbilical cord clamping and cord-blood banking;Diaz-Rossello;Lancet.,2006
4. Late vs early clamping of the umbilical cord in full-term neonates;Hutton;Systematic review and meta-analysis of controlled trials,2007
5. Cord clamping and the third stage;Dowling;Fetal Maternal Med Rev,2009