Data-Field 22017
Description:Invitation to complete online cognitive function questionnaire, date sent
Category:Cognitive function onlineOnline follow-up

Participants339,792 Value TypeDate SexedBoth sexes DebutJul 2015
Item count339,792Item TypeDataInstancesSingularVersionJan 2020
StabilityCompleteStrataPrimaryArrayNoCost Tierd1 o1 s1