30 citations
,
March 2012 in “Journal of Analytical Toxicology” THCCOOH levels in hair decrease from root to tip and don't match well with self-reported cannabis use.
Forensic hair analysis for drugs is now more reliable and accurate.
1 citations
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January 2023 in “International journal of all research education and scientific methods” Hair analysis is better than urine and blood for detecting past drug use.
7 citations
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January 2019 in “Journal of Analytical Toxicology” Tramadol and THC-COOH can be detected in hair for several months after stopping use.
May 2024 in “International Journal of Nanomedicine” Biodegradable polymers can improve cannabinoid delivery but need more clinical trials.