Correction: Study protocol of the ASTOP trial: A multicenter, randomized, double-blind, placebo-controlled trial of presurgical aspirin administration for the prevention of thromboembolic complications of coil embolization for ruptured aneurysms

S Sakyo Hirai K Kyohei Fujita S Shoko Fujii S Satoru Takahashi K Keigo Shigeta J Jun Karakama Y Yukiko Enomoto Y Yohei Sato M Masataka Yoshimura S Shin Hirota T Tatsuya Mizoue Y Yoshikazu Yoshino Y Yoshihisa Kawano T Toshihiro Yamamura S Shinya Kohyama M Masaru Hirohata S Shinichi Yoshimura Y Yosuke Ishii T Toshihiro Yamauchi N Naoki Taira Y Yoshiki Obata M Makoto Sakamoto M Masato Inoue M Motoshige Yamashina S So Tokunaga T Toshio Higashi K Kana Sawada H Hidetoshi Mochida K Keisuke Ido M Masataka Takeuchi T Tomoji Takigawa Y Yasushi Takagi M Masafumi Morimoto M Masataka Nanto K Kazunori Miki K Kouichi Misaki K Koichi Arimura Y Yoshiki Hanaoka M Mutsuya Hara S Shoko Hara K Kota Yokoyama J Jun Ooyama R Ryoichi Hanazawa H Hiroyuki Sato A Akihiro Hirakawa M Megumi Ishiguro S Shigeru Nemoto K Kazutaka Sumita