Incidence of abnormalities and maternal age. (Q45121209)
scientific article published in September 1951
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(P31) (Q13442814)
(P304) 777-792
(P433) 9
(P478) 11
(P577) Saturday, September 1, 1951
(P1433) (Q26841999)
(P1476) "Incidence of abnormalities and maternal age." (language: en)
(P2093) HEGNAUER H
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description scientific article published in September 1951

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