Difficult # to find: The biggest influence on the decline of Down syndrome births in the last 4 decades has been the introduction of oral contraceptives & or decision to undergo permanent sterilization. Many centers do not keep or record the reasons for the procedure.Some centers consider invasive sampling such as amniocentesis only if couples are likely to terminate even if screening tests were suggestive of ds.
Answered 2/18/2015
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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