Auger, J. & Eustache, F. (2011) Second to fourth digit ratios, male genital development and reproductive health: a clinical study among fertile men and testis cancer patients. International Journal of Andrology
Bailey, A. A. & Hurd, P. L. (2005) Finger length ratio (2D:4D) correlates with physical aggression in men but not in women. Biological Psychology
Benderlioglu, Z. & Nelson, R. J. (2004) Digit length ratios predict reactive aggression in women, but not in men. Hormones and Behavior
Breedlove, S. M. (2010) Organizational hypothesis: instances of the fingerpost. Endocrinology
Burriss, R. P., Little, A. C. & Nelson, E. C. (2007) 2D:4D and sexually dimorphic facial characteristics. Archives of Sexual Behavior
Ellis, L. & Hoskin, A. W. (2015) Criminality and the 2D:4D ratio testing the prenatal androgen hypothesis. International Journal of Offender Therapy and Comparative Criminology
Galis, F., Ten Broek, C. M., Van Dongen, S. & Wijnaendts, L. C. (2010) Sexual dimorphism in the prenatal digit ratio (2D:4D). Archives of Sexual Behavior
Hanoch, Y., Gummerum, M. & Rolison, J. (2012) Second-to-fourth digit ratio and impulsivity: a comparison between offenders and nonoffenders. PLoS One
7, e 47140.
Iijima, M., Arisaka, O. & Minamoto, F. (2001) Sex differences in children’s free drawings: a study on girls with congenital adrenal hyperplasia. Hormones and Behavior
Joyce, C. W., Kelly, J. C., Chan, J. C., Colgan, G., O’Briain, D., McCabe, J. P. & Curtin, W. (2013) Second to fourth digit ratio confirms aggressive tendencies in patients with boxers fractures. Injury
Kasielska-Trojan, A. & Antoszewski, B. (2015) Can digit ratio (2D:4D) studies be helpful in explaining the aetiology of idiopathic gynecomastia?
Early Human Development
Lu, H., Ma, Z., Zhao, J. & Huo, Z. (2015) Second to fourth digit ratio (2D:4D) and coronary heart disease. Early Human Development
McIntyre, M. H., Ellison, P. T., Lieberman, D. E., Demerath, E. & Towne, B. (2005) The development of sex differences in digital formula from infancy in the Fels Longitudinal Study. Proceedings of the Royal Society B: Biological Sciences
Mailhos, A., Buunk, A., del Arca, D. & Tutte, V. (Soccer players awarded one or more red cards exhibit lower 2D:4D. Aggressive Behavior (in press).
Malas, M. A., Dogan, S., Evcil, E. H. & Desdicioglu, K. (2006) Fetal development of the hand, digits and digit ratio (2D:4D). Early Human Development
Manning, J. T. (2002) The ratio of 2nd to 4th digit length and performance in skiing. Journal of Sports Medicine and Physical Fitness
Manning, J. T. (2011) Resolving the role of prenatal sex steroids in the development of digit ratio. Proceedings of the National Academy of Sciences
Manning, J. T. & Bundred, P. E. (2000) The ratio of 2nd to 4th digit length: a new predictor of disease predisposition?
Manning, J. T. & Leinster, S. J. (2001) The ratio of 2nd to 4th digit length and age at presentation of breast cancer: a link with prenatal oestrogen?
Manning, J. T. & Taylor, R. (2001) Second to fourth digit ratio and male ability in sport: implications for sexual selection in humans. Evolution and Human Behavior
Manning, J. T., Baron-Cohen, S., Wheelwright, S. & Sanders, G. (2001) The 2nd to 4th digit ratio and autism. Developmental Medicine & Child Neurology
Manning, J. T., Scutt, D., Wilson, J. & Lewis-Jones, D. I. (1998) The ratio of 2nd to 4th digit length: a predictor of sperm numbers and concentrations of testosterone, luteinizing hormone and oestrogen. Human Reproduction
Mondragón-Ceballos, R., García Granados, M. D., Cerda-Molina, A. L., Chavira-Ramírez, R. & Hernández-López, L. E. (2015) Waist-to-Hip ratio, but not body mass index, is associated with testosterone and estradiol concentrations in young women. International Journal of Endocrinology, Article 654046.
Moskowitz, D. S., Sutton, R., Zuroff, D. C. & Young, S. N. (2015) Fetal exposure to androgens, as indicated by digit ratios (2D:4D), increases men’s agreeableness with women. Personality and Individual Differences
Muller, D. C., Baglietto, L., Manning, J. T., McLean, C., Hopper, J. L., English, D. R., Giles, G. G. & Severi, G. (2012) Second to fourth digit ratio (2D:4D), breast cancer risk factors, and breast cancer risk: a prospective cohort study. British Journal of Cancer
Nordenström, A., Servin, A., Bohlin, G., Larsson, A. & Wedell, A. (2002) Sex-typed toy play behavior correlates with the degree of prenatal androgen exposure assessed by CYP21 genotype in girls with congenital adrenal hyperplasia. Journal of Clinical Endocrinology & Metabolism
Perciavalle, V., Di Corrado, D., Petralia, M. C., Gurrisi, L., Massimino, S. & Coco, M. (2013) The second-to-fourth digit ratio correlates with aggressive behavior in professional soccer players. Molecular Medicine Reports
Rahman, A. A., Lophatananon, A., Stewart-Brown, S., Harriss, D., Anderson, J. & Parker, T. (2011) Hand pattern indicates prostate cancer risk. British Journal of Cancer
Singh, D. (1993) Adaptive significance of female physical attractiveness: role of waist-to-hip ratio. Journal of Personality and Social Psychology
Stenstrom, E., Saad, G., Nepomuceno, M.V. & Mendenhall, Z. (2011) Testosterone and domain-specific risk: digit ratios (2D:4D and rel2) as predictors of recreational, financial, and social risk-taking behaviors. Personality and Individual Differences
Swaab, D. F. (2007) Best practice & research: sexual differentiation of the brain and behavior. Journal of Clinical Endocrinology & Metabolism
Tester, N. & Campbell, A. (2007) Sporting achievement: what is the contribution of digit ratio?
Journal of Personality
Wie, X., He, M., Liu, R., Dong, Z., Xie, J., Wang, D. & Yu, S. (2015) The second to fourth digit ratio (2D:4D): a risk factor of migraine and tension-type headache. Journal of Headache and Pain
Zheng, Z. & Cohn, M. J. (2011) Developmental basis of sexually dimorphic digit ratios. Proceedings of the National Academy of Sciences