June 2014 in “Toxicologie analytique et clinique/Annales de toxicologie analytique” Hair analysis can be unreliable due to external contamination and varying drug concentrations.
Forensic hair analysis for drugs is now more reliable and accurate.
1 citations,
August 2006 in “International forensic science and investigation series” Hair testing is a reliable method for detecting workplace drug use when done with proper sample preparation and confirmation.
19 citations,
September 2020 in “General and comparative endocrinology” Hair cortisol is a reliable stress indicator in cattle but may not be valid for pigs.
52 citations,
June 2009 in “Clinical Toxicology” Polonium poisoning is diagnosed by detecting it in urine and feces, and treated with supportive care, infection prevention, and chelation therapy.