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Tom R. Hill,
Alice A. Cotter,
Sarah Mitchell,
Colin A. Boreham,
Werner Dubitzky,
Liam Murray,
J. J. Strain,
Albert Flynn,
Paula J. Robson,
Julie M. W. Wallace,
Mairead Kiely
and Kevin D. Cashman
(2008).
Vitamin D status and its determinants in adolescents from the Northern Ireland Young Hearts 2000 cohort. British Journal of Nutrition,
99
,
pp 1061-1067
doi:10.1017/S0007114507842826