prenatest.ca
Prenatest® Prenatal Screening Test by Dynacare NextThe Prenatest® prenatal screening test, performed during the first trimester of pregnancy, lets you know whether you are at risk of carrying a fetus that may be affected by one of the most common birth anomalies: Down syndrome (trisomy 21), trisomy 18 and other chromosomal anomalies.
http://www.prenatest.ca/