| http://www.w3.org/ns/prov#value | - Currently we are doing a study to answer the question that we have all been speaking about, as to whether there is a synergistic or more than additive effect of opioids and cannabinoids, where we are taking patients who are on morphine-sustained release or oxycodone-sustained release, and bringing them in to our general clinical research center at San Francisco General where we do all of our marij
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