Chorionic villus sampling and randomisation.
Rowbotham
C J
CJ
Hulten
M A
MA
MacKenzie
W E
WE
Newton
J R
JR
D000328:Adult; D002824:Chorionic Villi; D002869:Chromosome Aberrations / Q000175:diagnosis*; D025063:Chromosome Disorders; D005260:Female; D005315:Fetal Diseases / Q000175:diagnosis*; D006801:Humans; D008423:Maternal Age; D011247:Pregnancy; D018566:Pregnancy, High-Risk; D011296:Prenatal Diagnosis; D011897:Random Allocation