Syddall, H., Simmonds, S., Martin, H., Watson, C., Dennison, E., Cooper, C., & Sayer, A. A. (2009). Cohort Profile: The Hertfordshire Ageing Study (HAS).
Citação norma ChicagoSyddall, HE, SJ Simmonds, HJ Martin, Clare Watson, EM Dennison, C. Cooper, and A Aihie Sayer. Cohort Profile: The Hertfordshire Ageing Study (HAS). 2009.
MLA CitationSyddall, HE, et al. Cohort Profile: The Hertfordshire Ageing Study (HAS). 2009.
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