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Problems of population and parenthood, being the second report of and the chief evidence taken by the national birth-rate commission 1918—1920
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| Autor principal: | |
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| Format: | Artigo |
| Idioma: | Inglês |
| Publicat: |
1920
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| Matèries: | |
| Accés en línia: | https://ncbi.nlm.nih.gov/pmc/articles/PMC2942445/ |
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