Zinc contamination due to the collection tube.
de Haan
K E
KE
de Groot
C
C
Boxma
H
H
van den Hamer
C J
CJ
D001774:Blood Chemical Analysis / Q000295:instrumentation*; D004866:Equipment Contamination; D006801:Humans; D015032:Zinc / Q000097:blood*
D015032:Zinc