About the Authors

Pietro Cignini

info@pietrocignini.it

Affiliation Department of Prenatal Diagnosis, ALTAMEDICA Fetal-Maternal Medical Centre, Rome, Italy

Maurizio Giorlandino

Affiliation Department of Prenatal Diagnosis, ALTAMEDICA Fetal-Maternal Medical Centre, Rome, Italy

Pierpaolo Brutti

Affiliation Department of Statistics, Sapienza University of Rome, Rome, Italy

Lucia Mangiafico

Affiliation Department of Prenatal Diagnosis, ALTAMEDICA Fetal-Maternal Medical Centre, Rome, Italy

Alessia Aloisi

Affiliation Department of Obstetrics and Gynecology, Campus Biomedico University of Rome, Rome, Italy

Claudio Giorlandino

Affiliation Department of Prenatal Diagnosis, ALTAMEDICA Fetal-Maternal Medical Centre, Rome, Italy

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: PC CG. Performed the experiments: PC MG LM. Analyzed the data: PB. Wrote the paper: AA PC CG. Planned and wrote the work: PC CG. Carried out the ultrasound scans: PC MG LM. Analyzed data: PB. Planned the database and collected data: PC. Wrote and edited the work: AA.