Psychiatric, psychosocial, and physical health correlates of co-occurring cannabis use disorders and nicotine dependence. 

Peters EN, Schwartz RP, Wang S, O’Grady KE, Blanco C (2014). Psychiatric, psychosocial, and physical health correlates of co-occurring cannabis use disorders and nicotine dependence. Drug and Alcohol Dependence. 134:228-34. PubMed PMID: 24183498; PubMed Central PMCID: PMC3865597.