Prescriptions boom as patients embrace medicinal cannabis / E.coli and lead found in UK street cannabis used for self-medication / New research shows better access and affordability for medicinal cannabis, warns of profit vs care tension / Spain is set to legalise cannabis for medicinal purposes in huge relief for thousands of suffering patients / Cannabis medications could be eligible for FDA approval under proposed DEA rules / 'Concerning' cannabis use and man's tumour was abscess / Cannabis use associated with higher heart attack and stroke risk, study finds / Wonder drug: is the UK ready for the green rush of medicinal cannabis? / DEA warns Georgia pharmacies about medical cannabis / Still no medical cannabis trials for NHS - five years on from legalisation