Research Sex ratio and time to pregnancy: analysis of four large European population surveys BMJ 2007; 334 doi: https://doi.org/10.1136/bmj.39097.508426.BE (Published 08 March 2007) Cite this as: BMJ 2007;334:524 Article Related content Metrics Responses Peer review Related articles Editorial Ratio of boys to girls at birth Published: 08 March 2007; BMJ 334 doi:10.1136/bmj.39141.622917.80 Paper Time to pregnancy and sex of offspring: cohort study Published: 15 December 2005; BMJ 331 doi:10.1136/bmj.331.7530.1437 See more Abortion: MPs propose decriminalisation in England and Wales BMJ April 09, 2024, 385 q831; DOI: https://doi.org/10.1136/bmj.q831 US president expands government research into women’s health issues BMJ March 21, 2024, 384 q713; DOI: https://doi.org/10.1136/bmj.q713 Tameside General Hospital must improve its maternity services, says CQC BMJ March 15, 2024, 384 q669; DOI: https://doi.org/10.1136/bmj.q669 NHS rolls out fast tracked immunotherapy for advanced endometrial cancer BMJ March 05, 2024, 384 q557; DOI: https://doi.org/10.1136/bmj.q557 Women from more deprived backgrounds are less likely to have an epidural, finds study BMJ February 16, 2024, 384 q411; DOI: https://doi.org/10.1136/bmj.q411 Cited by... Ratio of boys to girls at birthFulltext PDF
