title: The Theory of Relativity in E (ectopy) and C (coupling): Who Will Prove It?
authors.affiliation: Department of Internal Medicine, Seoul National University Hospital, Seoul, Korea.
authors.forename: Myung-Jin
authors.initials: MJ
authors.lastname: Cha
authors.affiliation: Department of Internal Medicine, Seoul National University Hospital, Seoul, Korea.
authors.forename: Seil
authors.initials: S
authors.lastname: Oh