Validation of dietary assessment methods in the UK arm of EPIC using weighed records, and 24-hour urinary nitrogen and potassium and serum vitamin C and carotenoids as biomarkers.
Bingham SA, Gill C, Welch A, Cassidy A, Runswick SA, Oakes S, Lubin R, Thurnham DI, Key TJ, Roe L, Khaw KT, and Day NE
International Journal of Epidemiology. Jan 1997
(DOI : 10.1093/ije/26.suppl_1.s137)
Stability of vitamins A, C, and E, carotenoids, lipids, and testosterone in whole blood stored at 4 degrees C for 6 and 24 hours before separation of serum and plasma.
Key T, Oakes S, Davey G, Moore J, Edmond LM, McLoone UJ, and Thurnham DI
Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology. Oct 1996
The correlation between the intake of lutein, lycopene and beta-carotene from vegetables and fruits, and blood plasma concentrations in a group of women aged 50-65 years in the UK.
Scott KJ, Thurnham DI, Hart DJ, Bingham SA, and Day K
The British journal of nutrition. Mar 1996
(DOI : 10.1079/bjn19960143)