Sivan E, Spira M, Achiron R, Rimon U, Golan G, Mazaki-Tovi S, Schiff E. Am J Perinatol. 2010 Jun;27(6):455-61. Epub 2010 Jan 29.
Departamento de Obstetrícia e Ginecologia, Sheba Medical Center, Sackler School of Medicine, Universidade de Tel Aviv, Tel Hashomer, Israel.