1. Umbilical cord prolapse and perinatal outcomes;Kahana;Int J Gynaecol Obstet,2004
2. Current obstetrical practice and umbilical cord prolapse;Usta;Am J Perinatol,1999
3. Umbilical cord prolapse in current obstetric practice;Boyle;J Reprod Med,2005
4. Umbilical cord prolapse--a review of diagnosis to delivery interval on perinatal and maternal outcome;Khan;J Pak Med Assoc,2007
5. Umbilical cord prolapse in Kaduna, northern Nigeria: a study of incidence;Onwuhafua;Niger J Clin Pract,2008