Richards, M., Black, S., Mishra, G., Gale, C. R., Deary, I. J., & Batty, D. G. (2009). IQ in childhood and the metabolic syndrome in middle age: Extended follow-up of the 1946 British Birth Cohort Study. Elsevier.

Richards, Marcus, Stephanie Black, Gita Mishra, Catharine R. Gale, Ian J. Deary, and David G. Batty. IQ in Childhood and the Metabolic Syndrome in Middle Age: Extended Follow-up of the 1946 British Birth Cohort Study. Elsevier, 2009.

Richards, Marcus, et al. IQ in Childhood and the Metabolic Syndrome in Middle Age: Extended Follow-up of the 1946 British Birth Cohort Study. Elsevier, 2009.