A methodological report from the Malmö Diet and Cancer study: development and evaluation of altered routines in dietary data processing
Elisabet Wirfält, Irene Mattisson, Ulla Johansson, Bo Gullberg, Peter Wallström, and Göran Berglund
Nutr J. 2002; 1: 3. Published online 2002 November 19. doi: 10.1186/1475-2891-1-3.PMCID: PMC149436