Use of hyperbaric oxygen therapy for preventing delayed neurological sequelae in patients with carbon monoxide poisoning: A multicenter, prospective, observational study in Japan. oleh Motoki Fujita, Masaki Todani, Kotaro Kaneda, Shinya Suzuki, Shinjiro Wakai, Shota Kikuta, Satomi Sasaki, Noriyuki Hattori, Kazuyoshi Yagishita, Koji Kuwata, Ryosuke Tsuruta, COP-J Study Investigators