Dr Calum MorrisonKhalid Al Senedi2022-05-282022-05-2839632https://drepo.sdl.edu.sa/handle/20.500.14154/38422THE ANALYSIS AND LONG-TERM STABILITY OF AMPHETAMINE-TYPE STIMULANTS AND SYNTHETIC CATHINONES IN URINE USING NOVEL EXTRACTION METHODS AND GC−MSThesis