I Goldstein

Fetal cerebellar growth unaffected by intrauterine growth retardation: a new parameter for prenatal diagnosis.

E. Reece, J. Hobbins, G. Pilu, 1987, American journal of obstetrics and gynecology.

Normal nuchal thickness in the midtrimester indicates reduced risk of Down syndrome in pregnancies with abnormal triple-screen results.

B. Uerpairojkit, R. Bahado-Singh, J. Copel, 1995, American journal of obstetrics and gynecology.