Premodifier: control
Head noun: sample

Same concepts
http://dbpedia.org/resource/Scientific_control

Broader concepts

labelprovenanceconfidence
significant differenceisap:180515040.634301
test sampleisap:3972766610.549080
sampleisap:3972766430.517769
groupisap:1142010050.345751

Narrower concepts

labelprovenanceconfidence
sampleisap:3972768250.536551
antibody probeisap:1585363700.226775
cellisap:3068511170.152454