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pubmed.ncbi.nlm.nih.gov
Little PJ, Compton DR, Johnson MR, Melvin LS, Martin BR (December 1988). "Pharmacology and stereoselectivity of structurally novel cannabinoids in mice". The Journal of Pharmacology and Experimental Therapeutics. 247 (3): 1046–1051. doi:10.1016/S0022-3565(25)13256-4. PMID2849657.