Research record: An in-depth study on Z/E-methoxime isomers in gas chromatography-quadrupole mass spectrometry analysis of C6-keto-opioids in human urine as their methoxime- and acyl-derivatives.
Published in J Anal Toxicol; first publication date 2026-04-01. PMID 41075178.
This literature update records publication metadata from Europe PMC. Consult the original publication for its methods, findings and limitations.