Data-Field 105030
Description:When diet questionnaire started
Category:Diet questionnaire performanceDiet by 24-hour recallOnline follow-up

Participants210,965 Value TypeTime SexedBoth sexes DebutSep 2012
Item count458,490Item TypeDataInstancesDefined (5)VersionSep 2012
StabilityCompleteStrataPrimaryArrayNoCost Tierd1 o1 s1