Data-Field 28033
Description:When questionnaire results were received by website
Category:Health-related outcomesCoronavirus COVID-19Coronavirus serology study waves 1-6Waves 1-6 symptoms questionnaire
Communication and participation in extension studies

Participants663 Value TypeDate SexedBoth sexes DebutNov 2022
Item count860Item TypeDataInstancesDefined (5)VersionNov 2022
StabilityCompleteStrataAuxiliaryArrayNoCost Tierd1 o1 s1