Direct ELISA kits as a sensitive and selective screening method for abstinence control in urine.
Kirschbaum
Katrin M
KM
Institute of Forensic Medicine, Rheinische Friedrich-Wilhelms University, Stiftsplatz 12, D-53111 Bonn, Germany. katrin.kirschbaum@ukb.uni-bonn.de
Musshoff
Frank
F
Wilbert
Ansgar
A
Röhrich
Jörg
J
Madea
Burkhard
B