USRM Posts Live Webinar with World Renowned Biohacker 'Enhancing Sexual Performance with Stem Cell Therapy' Available for Playback PR Newswire SUNRISE, Fla., Feb. 20, 2018 SUNRISE, Fla. , Feb. 20, 2018 /PRNewswire/ -- U.S. Stem Cell, Inc. (OTC: USRM), a leader in the development of proprietary, physician-based stem cell therapies and novel regenerative medicine solutions, today announced it has posted a live playback of its Saturday webinar here, " Enhancing Sexual Performance with Stem Cell...