Neurocognitive Dysfunctions in People with Concurrent Cannabis Use and Opioid Dependence: A Cross-Sectional, Controlled Study. - Ghosh, Abhishek; Shaktan, Alka; Verma, Abhishek; Basu, Debasish; Rana, Devender K; Nehra, Ritu; Ahuja, Chirag K; Modi, Manish; Singh, Paramjit (Journal of Psychoactive Drugs, 2025)