Medical and social needs of patients in hospitals for the mentally subnormal.
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Adolescent↗
Biomedical subjects
I Leck
Publications and source records attributed to I Leck.
Changes in the incidence of neural-tube defects.
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Anencephaly↗
Incidence and epidemicity of Down's syndrome.
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Adolescent↗
Seasonal incidence of anencephalus.
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Anencephaly↗
Etiology of malformations.
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Congenital Abnormalities↗