Correspondence to editorials on "Safety and efficacy of HK-660S in patients with primary sclerosing cholangitis: A randomized double-blind phase 2a trial"

Affiliations

• ¹ Department of Internal Medicine and Liver Research Institute, Seoul National University Hospital, Seoul National University College of Medicine, Seoul, Korea.
• ² Department of Internal Medicine, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea.