Fig. 1
Mean measured values in 2008 by categories of self-reported values on four different occasions (1999, 2002, 2006, 2008) (a) weight, (b) body mass index
Fig. 1 | BMC Medical Research Methodology
Mean measured values in 2008 by categories of self-reported values on four different occasions (1999, 2002, 2006, 2008) (a) weight, (b) body mass index