%E M Nelson %E B Erens %E B Bates %E S Church %E T Boshier %B Low Income Diet and Nutrition Survey %D 2007 %I TSO, Food Standards Agency %S Low Income Diet and Nutrition Survey %N 1 %T Background and purpose of LIDNS. %L discovery4970 %A M Nelson %A B Bates %A B Erens %A J Mindell %C London