title: Reply: Takotsubo syndrome and polymorphic ventricular tachycardia: The chicken or the egg.
authors.affiliation: Department of Cardiology, Tokyo Metropolitan Hiroo Hospital, 2-34-10, Ebisu, Shibuya-ku, Tokyo 150-0013, Japan.
authors.forename: Rintaro
authors.initials: R
authors.lastname: Hojo
authors.affiliation: Department of Cardiology, Tokyo Metropolitan Hiroo Hospital, 2-34-10, Ebisu, Shibuya-ku, Tokyo 150-0013, Japan.
authors.forename: Seiji
authors.initials: S
authors.lastname: Fukamizu
authors.affiliation: Toride Kitasohma Medical Center Hospital, Ibaraki, Japan.
authors.forename: Masayasu
authors.initials: M
authors.lastname: Hiraoka