Data-Field 5190
Description:Duration at which refractometer first shown (right)
Category:Assessment centreEye measuresRefractometryRefractometer 1
Physical measures

Participants132,098 Value TypeInteger, seconds SexedBoth sexes DebutJan 2012
Item count136,263Item TypeDataInstancesDefined (2)VersionJan 2012
StabilityCompleteStrataAuxiliaryArrayNoCost Tierd1 o1 s1