RT Journal Article SR Electronic T1 Co-use of opioids with cannabis: evaluating risks and benefits JF Regional Anesthesia & Pain Medicine JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP rapm-2023-104593 DO 10.1136/rapm-2023-104593 A1 Andrassy, Bennett A1 Mukhdomi, Junaid YR 2023 UL http://rapm.bmj.com/content/early/2023/05/31/rapm-2023-104593.abstract AB