Authors: McKeown, NM Day, NE Welch, AA Runswick, SA Luben, RN Mulligan, AA McTaggart, A Bingham, SA

Citation: Nm. Mckeown et al., Use of biological markers to validate self-reported dietary intake in a random sample of the European Prospective Investigation into Cancer United Kingdom Norfolk cohort, AM J CLIN N, 74(2), 2001, pp. 188-196