Development and Validation of a Gas Chromatography-Mass Spectrometry Method for the Determination of Fentanyl and Butyryl Fentanyl in Oral Fluid
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Synthetic opioids are lab-synthesized substances that target the brain's opioid receptors, offering analgesic and sedative effects. Amongst them, fentanyl is one of the most widely used to intervene in chronic pain in moderate to severe cancer situations. But... ...
