Created at	Source	Raw Value	Validated value
May 3, 2024, midnight	usa	6-minute Walk Test;Fatigue Assessment Scale (FAS);Fatigue Severity Scale (FSS)	6-minute Walk Test;Fatigue Assessment Scale (FAS);Fatigue Severity Scale (FSS)
May 8, 2021, 12:31 a.m.	usa	6-minute walk test;Fatigue Assessment Scale (FAS);Fatigue Severity Scale (FSS);Fatigue testing of the knee muscles of both legs	6-minute walk test;Fatigue Assessment Scale (FAS);Fatigue Severity Scale (FSS);Fatigue testing of the knee muscles of both legs