(Q39541894)
Statements
1 reference
Maternal serum alpha-fetoprotein levels as an index of fetal risk (English)
Y. B. Gordon
J. D. Lewis
M. Leighton
M. J. Kitau
P. C. Clarke
1 February 1979
1 reference
15 February 1979
1 reference
133
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4
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422-424
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Identifiers
1 reference