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Research Article

Genetic and Environmental Influences on Female Sexual Orientation, Childhood Gender Typicality and Adult Gender Identity

  • Andrea Burri mail,

    a.burri@qmul.ac.uk (AB); q.rahman@qmul.ac.uk (QR)

    Affiliations: Biological and Experimental Psychology Group, School of Biological and Chemical Sciences, Queen Mary University of London, London, United Kingdom, Department of Twin Research and Genetic Epidemiology, King's College London, London, United Kingdom

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  • Lynn Cherkas,

    Affiliation: Department of Twin Research and Genetic Epidemiology, King's College London, London, United Kingdom

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  • Timothy Spector,

    Affiliation: Department of Twin Research and Genetic Epidemiology, King's College London, London, United Kingdom

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  • Qazi Rahman mail

    a.burri@qmul.ac.uk (AB); q.rahman@qmul.ac.uk (QR)

    Affiliation: Biological and Experimental Psychology Group, School of Biological and Chemical Sciences, Queen Mary University of London, London, United Kingdom

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  • Published: July 07, 2011
  • DOI: 10.1371/journal.pone.0021982

About the Authors

Andrea Burri, Qazi Rahman
Biological and Experimental Psychology Group, School of Biological and Chemical Sciences, Queen Mary University of London, London, United Kingdom
Andrea Burri, Lynn Cherkas, Timothy Spector
Department of Twin Research and Genetic Epidemiology, King's College London, London, United Kingdom

Corresponding Authors

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AVB QR. Performed the experiments: AVB LC. Analyzed the data: AVB. Wrote the paper: AVB QR . Internal reviewers: LC TS.