Collin, S. M., Norris, T., Deere, K. C., Jago, R., Ness, A. R., & Crawley, E. (2018). Physical activity at age 11 years and chronic disabling fatigue at ages 13 and 16 years in a UK birth cohort. Arch Dis Child.

Collin, Simon M., Tom Norris, Kevin C. Deere, Russell Jago, Andy R. Ness, e Esther Crawley. "Physical Activity At Age 11 Years and Chronic Disabling Fatigue At Ages 13 and 16 Years in a UK Birth Cohort." Arch Dis Child 2018.

Collin, Simon M., et al. "Physical Activity At Age 11 Years and Chronic Disabling Fatigue At Ages 13 and 16 Years in a UK Birth Cohort." Arch Dis Child 2018.