Newco also operates a Stage I unit within the Hypertension and Kidney Medical center in Sao Paulo. Related StoriesHealthcare technology sociable event of the year opens entriesChildren's Memorial Hermann Hospital offers Halloween security tipsHeart of the Rockies Regional Medical Center selects Aprima EHRThe Peru alliance has been Asociacion Peruana Japonesa, which operates a medical center in Limathat serves japan community and regularly participates in clinical trials.The trial may be the first and largest study of the long-term safety of medical marijuana use by patients in chronic pain, Ware said. The researchers followed 215 adult patients with chronic pain who used medical pot for just one year. The experts compared the marijuana users to a control group of 216 chronic pain patients who didn’t use medical marijuana. The analysis involved seven pain centers across Canada. The social people using pot were given leaf marijuana containing 12.5 % THC from hospital pharmacies, Ware said.