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1.
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FAQ179
What is preconception carrier screening?
Preconception carrier screening is screening that you can have before becoming pregnant to help predict your chances of having a child with a genetic disorde...
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August 2012
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2.
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FAQ092
What causes a twin pregnancy?
Having twins runs in some families. The most important factor, however, is age. Women older than 30 years are more likely to have twins than are younger women. One reas...
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June 2012
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3.
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FAQ173
What is early preterm birth?
Most pregnancies last about 40 weeks. Babies born between 32 and 37 weeks of pregnancy are considered preterm. Babies born before 32 weeks are called "early preterm."
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August 2011
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4.
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FAQ018
What are safety belts?
In most cars, the safety belt is one piece, made with a lap and shoulder belt. This is known as a three-point belt. One belt goes across your lap, and the other goes over your...
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August 2011
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5.
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FAQ105
What is group B streptococcus (GBS)?
Group B streptococcus is one of the many types of bacteria that live in the body and usually do not cause serious illness. It is found in the digestive, urinary, ...
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August 2011
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6.
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FAQ094
What are genes?
Genes control your physical makeup. Genes come in pairs. Half of a fetus's genes come from the mother. The other half comes from the father. Some traits, such as blood type, are deter...
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August 2011
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