1.
Lekskulchai V. Caffeine : an Adulterant in Illicit Methamphetamine. J Basic App Pharmacol [internet]. 2015 Jul. 26 [cited 2026 Aug. 30];23(1):23-30. available from: https://li01.tci-thaijo.org/index.php/JBAP/article/view/37514