Breast feeding and sexual intercourse in medieval Norway.
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Child Welfare↗
Biomedical subjects
S Sogner
Publications and source records attributed to S Sogner.
Bilan de la recherche en démographie historique dans les pays scandinaves.
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Demography↗
[On birth control in Norway at the end of the nineteenth century].
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Contraception↗
A demographic crisis averted?
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Demography↗