The smaller than expected first-trimester fetus is at increased risk for chromosome anomalies

A CRITICAL EVALUATION OF SONAR “CROWN‐RUMP LENGTH” MEASUREMENTS

Hugh P. Robinson, J. E. E. Fleming · BJOG An International Journal of Obstetrics & Gynaecology · 1975 · 1.4K citations

Medicine, Obstetrics, Obstetric Ultrasound +16

Efficient direct chromosome analyses and enzyme determinations from chorionic villi samples in the first trimester of pregnancy

Giuseppe Simoni, B. Brambati, Cesare Danesino et al. · Human Genetics · 1983 · 486 citations

Life Sciences, Genetics, Obstetrics +17

Evaluation of severe growth retardation using cordocentesis--hematologic and metabolic alterations by etiology.

Weiner Cp, Williamson Ra · PubMed · 1989 · 89 citations

Medicine, Hematology, Obstetrics +17

Genetic diagnosis in the first trimester: The norm for the 1990s

Mark I. Evans, Arie Drugan, Frederick C. Koppitch et al. · American Journal of Obstetrics and Gynecology · 1989 · 55 citations

Medicine, Genetics, Obstetrics +14

A comparison of the reliability of the estimated date of confinement predicted by crown-rump length and biparietal diameter

Mazie M. Kopta, Retha R. May, James P. Crane · American Journal of Obstetrics and Gynecology · 1983 · 31 citations

Agriculture, Animal Sciences, Dairy Science +5