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Literature DB >> 14848499

A note on secular changes in the human sex ratio at birth.

Abstract

Entities: Species

Keywords: SEX

Source DB: PubMed Journal: Br J Soc Med ISSN： 0366-0842

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1 in total

Authors: T McKEOWN; C R LOWE
Journal: Hum Biol Date: 1951-02 Impact factor: 0.553

1 in total

Authors: R S DONALDSON; S G KOHL
Journal: Am J Public Health Nations Health Date: 1965-09

1 in total