title: Erratum to: Ultrasound exposure (mechanical index 1.8) with acoustic radiation force impulse evokes extrasystolic waves in rabbit heart under concomitant administration of an ultrasound contrast agent.
authors.affiliation: Department of Surgery, Jichi Medical University, School of Medicine, 3311-1 Yakushiji, Shimotsuke, Tochigi, 329-0498, Japan. ynao-i@mub.biglobe.ne.jp.
authors.forename: Yasunao
authors.initials: Y
authors.lastname: Ishiguro
authors.affiliation: Human Technology Research Institute, National Institute of Advanced Industrial Science and Technology (AIST), Tsukuba, Ibaraki, Japan.
authors.forename: Naotaka
authors.initials: N
authors.lastname: Nitta
authors.affiliation: Department of Clinical Laboratory Medicine, Jichi Medical University, School of Medicine, Shimotsuke, Tochigi, Japan.
authors.forename: Nobuyuki
authors.initials: N
authors.lastname: Taniguchi
authors.affiliation: Medical Ultrasound Research Center, Doshisha University, Kyotanabe, Kyoto, Japan.
authors.forename: Kazuki
authors.initials: K
authors.lastname: Akai
authors.affiliation: Department of Clinical Laboratory Medicine, Jichi Medical University, School of Medicine, Shimotsuke, Tochigi, Japan.
authors.forename: Noriya
authors.initials: N
authors.lastname: Takayama
authors.affiliation: Department of Surgery, Jichi Medical University, School of Medicine, 3311-1 Yakushiji, Shimotsuke, Tochigi, 329-0498, Japan.
authors.forename: Hideki
authors.initials: H
authors.lastname: Sasanuma
authors.affiliation: Division of Cardiovascular Medicine, Department of Medicine, Jichi Medical University, School of Medicine, Shimotsuke, Tochigi, Japan.
authors.forename: Yukiyo
authors.initials: Y
authors.lastname: Ogata
authors.affiliation: Department of Surgery, Jichi Medical University, School of Medicine, 3311-1 Yakushiji, Shimotsuke, Tochigi, 329-0498, Japan.
authors.forename: Yoshikazu
authors.initials: Y
authors.lastname: Yasuda
authors.affiliation: Medical Ultrasound Research Center, Doshisha University, Kyotanabe, Kyoto, Japan.
authors.forename: Iwaki
authors.initials: I
authors.lastname: Akiyama