HelloMD Data Survey to Evaluate Cannabis as Substitute for Opioids

http://www.beyondthc.com/hellomd-data-will-confirm-cannabis-as-substitute-for-opioids/

Cannabis-Consumption Methods- maryjane.com cannabis classroom-see note below

https://www.medicaljane.com/category/cannabis-classroom/consuming-cannabis/undefined

at this site, go to header and find     consumption methods  and this will give you necessary information