Sex ratios in neural tube defects
Lancet
.
1986 Oct 11;2(8511):871-2.
doi: 10.1016/s0140-6736(86)92915-6.
Authors
M L Martínez Frías
,
J A Parralo
,
J Salvador
,
J L Frias
PMID:
2876323
DOI:
10.1016/s0140-6736(86)92915-6
No abstract available
Publication types
Comparative Study
Letter
MeSH terms
Anencephaly / epidemiology
Female
Humans
Male
Neural Tube Defects / epidemiology*
Pregnancy
Sex Ratio*
Spina Bifida Occulta / epidemiology