American Board of Obstetrics and Gynecology

American College of Obstetricians and Gynecologists

American Institute for Ultrasound in Medicine

California Department of Health Services:
Genetics Disease Branch

Genzyme Genetics

Cedars Sinai Medical Center, West Hollywood, CA

St. Johns Health Center, Santa Monica, CA,

Good Samaritan Medical Center, Los Angeles, CA

California Hospital Medical Center, Los Angeles, CA

Little Company of Mary, Torrance, CA

The American Registry for Diagnostic Medical Sonography® (ARDMS®)

The Society of Diagnostic Medical Sonography

The Nuchal Translucency Quality Review

The Fetal Medicine Centre