Momentum Public Relations Press Release: May 22, 2019 Sirona Biochem Corp. (TSX-V: SBM) (FSE: ZSB) ("Sirona") is pleased to announce it has commissioned Contract Research Organization (CRO) Roowin (www.roowin.com) to develop the final chemical process required for large scale manufacturing of TFC-1067. This is another important step in the commercialization of Sirona's novel skin lightening agent. Sirona anticipatesRead full news