Manning, J., Fink, B., Mason, L., & Trivers, R. (2022). Digit ratio (2D: 4D) and body mass index in the BBC Internet Study: prenatal sex steroids and a Trivers–Willard effect on body composition. Journal of Biosocial Science, 54(5), pp. 902-911. doi:10.1017/s0021932021000390

Manning, John, B. Fink, Laura Mason, and R. Trivers. "Digit Ratio (2D: 4D) and Body Mass Index in the BBC Internet Study: Prenatal Sex Steroids and a Trivers–Willard Effect On Body Composition." Journal of Biosocial Science 54, no. 5 (2022): 902-911.

Manning, John, B. Fink, Laura Mason, and R. Trivers. "Digit Ratio (2D: 4D) and Body Mass Index in the BBC Internet Study: Prenatal Sex Steroids and a Trivers–Willard Effect On Body Composition." Journal of Biosocial Science 54.5 (2022): 902-911.