Doctors accuse Britain's first medical cannabis clinic of making unfounded claims over pain relief

• The private Medical Cannabis Clinic (MCC) opened in Manchester last week 

• Further branches are scheduled for Birmingham and London’s Harley Street 

• Doctors now claim the drugs pain-relieving qualities have been exaggerated

Britain’s first dedicated medical cannabis clinic has been accused by doctors of making unfounded claims for the drug’s pain-relieving qualities. 

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