Therapeutic Drug Monitoring of Cannabinoids: Therapeutic Reference Ranges for Delta-9-tetrahydrocannabinol in Medical Cannabis, Nabiximols, Dronabinol and Nabilone. Amann F, Hefner G, Cremer-Schaeffer P, Gründer G, Häuser W, Hart XM, Petzke F, Zernig G, Havemann-Reinecke U Pharmacopsychiatry. 2026 Jun 10. PMID: 42269696. Abstract CommentRecommendBookmarkWatch