AFP & Triple Screen Testing: Testing information.
CDC: Prenatal Discussion of HIV Testing: Testing for the HIV virus during pregnancy.
fFN Test: Offers information about premature labor and using the fetal fibronection test to assess the risk of premature delivery.
Health Library: Overview of Chorionic Villi Sampling. Includes preparation, risks and affects.
How Stuff Works: Illustrated narrative describing an assortment of testing decisions.
Mother and Child: Discusses purpose and procedure of chorionic villus sampling. Includes list of advantages and disadvantages compared to amniocentesis.
NT Laboratories: Offers information on a variety of prenatal tests, including amniocentisis, and the ultra-screen.
Perinatology.com: Reference for the clinical geneticist.
Picture Perfect: The Politics of Prenatal Testing: Article by Elizabeth Kristol, addressing the safety and necessity of screening.
Prenatal Testing: Definitions of the following testing procedures: amnioscentesis, ultrasound, chorionic villi sampling, and fetal development.
University of Pennsylvania: Information regarding chorionic villi sampling.