Comment on

• Single and multiple umbilical cord cysts in early gestation: two different entities.

  Ghezzi F, Raio L, Di Naro E, Franchi M, Cromi A, Dürig P. Ghezzi F, et al. Ultrasound Obstet Gynecol. 2003 Mar;21(3):215-9. doi: 10.1002/uog.68. Ultrasound Obstet Gynecol. 2003. PMID: 12666213
• Umbilical artery aneurysm: prenatal identification in three fetuses with trisomy 18.

  Sepulveda W, Corral E, Kottmann C, Illanes S, Vasquez P, Monckeberg MJ. Sepulveda W, et al. Ultrasound Obstet Gynecol. 2003 Mar;21(3):292-6. doi: 10.1002/uog.69. Ultrasound Obstet Gynecol. 2003. PMID: 12666226