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pro vyhledávání: '"D S, Krishnamurti"'
Autor:
J D, Cragan, H E, Roberts, L D, Edmonds, M J, Khoury, R S, Kirby, G M, Shaw, E M, Velie, R D, Merz, M B, Forrester, R A, Williamson, D S, Krishnamurti, R E, Stevenson, J H, Dean
Publikováno v:
MMWR. CDC surveillance summaries : Morbidity and mortality weekly report. CDC surveillance summaries. 44(4)
The reported prevalence 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 s