Article
Surveillance for Anencephaly and Spina Bifida and the Impact of Prenatal Diagnosis—United States, 1985–1994
1997-07-01
Abstract excerpt
Problem/Condition The reported prevalance of anencephaly and spina bifida in the United States has steadily declined since the late 1960s. During this time, the ability to diagnose these defects prenatally has progressed rapidly. Many U.S. birth defects surveillance systems ascertain defects only among live-born infants or among infants and fetuses beyond a certain gestational age, thus excluding defects among pre...
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Identifiers and source
- Literature Corpus work
- 195b5333-08d3-5f81-89f7-8a0093ebe34b
- DOI
- 10.1002/(sici)1096-9926(199707/08)56:1/2<37::aid-tera8>3.0.co;2-z
