- Block Commodities said it had appointed Frank D'Ambrosio as chief medical officer to its scientific advisory board.

The board currently oversaw the company's operations within the medicinal cannabis market.

D'Ambrosio is one of the world's leading campaigners for policy reform on the use of medical cannabis, the company said.

'A surgeon with over 30 years' experience, he has studied the effects of cannabis-based medicine for different purposes such as chronic pain and post-traumatic stress disorder.'

'For the last six years, he has dedicated his medical practice to helping patients in the US incorporate medical cannabis into the everyday care.'

'Moreover, he hopes to educate individuals and authorities on the benefits of medicinal cannabis, through his insights as a doctor, advocate and entrepreneur.'

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