2 Matching Annotations
  1. Jul 2018
    1. On 2016 Oct 24, Gwinyai Masukume commented:

      It is unclear if indeed there has been a rapid rise in the sex ratio at birth because the data used to derive the estimates was more than 50% incomplete. In Nigeria civil registration of births is about 30% World Health Organisation - Global Health Observatory, UNICEF.


      This comment, imported by Hypothesis from PubMed Commons, is licensed under CC BY.

  2. Feb 2018
    1. On 2016 Oct 24, Gwinyai Masukume commented:

      It is unclear if indeed there has been a rapid rise in the sex ratio at birth because the data used to derive the estimates was more than 50% incomplete. In Nigeria civil registration of births is about 30% World Health Organisation - Global Health Observatory, UNICEF.


      This comment, imported by Hypothesis from PubMed Commons, is licensed under CC BY.