http://www.babycenter.com/fetal-development-images-9-weeks
Chorionic villi: If you have chorionic villus sampling (CVS) in the next few weeks, the doctor will draw cells from the tiny projections in the placenta called chorionic villi.
Chorionic villi: If you have chorionic villus sampling (CVS) in the next few weeks, the doctor will draw cells from the tiny projections in the placenta called chorionic villi.
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