A rapid, simple and sensitive method for the determination and bioequivalence study of transdermal fentanyl in human plasma using liquid chromatography-electrospray ionization tandem mass spectrometry
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Objective: Since the 1960s, fentanyl has been used to replace morphine nd other opioids due to its higher potency in the treatment of acute pain; since the 1990s, it has also been administrated to control chronic pain by using tr... ...
