https://investor.ironwoodpharma.com/press-releases/press-release-details/2017/Ironwood-Pharmaceuticals-Initiates-Phase-II-Clinical-Trial-of-sGC-Stimulator-IW-1701-in-Patients-with-Sickle-Cell-Disease/default.aspx
https://investor.ironwoodpharma.com/press-releases/press-release-details/2017/Ironwood-Pharmaceuticals-Initiates-Phase-II-Clinical-Trial-of-sGC-Stimulator-IW-1701-in-Patients-with-Sickle-Cell-Disease/default.aspx