〇TATSUO NAKAMURA¹, SINPEI KON¹, SHINO NEHASHI¹, NATSUKO SYONO¹, KYOKO NAGAI¹ (1. National Hospital Organization Chiba Medical Center)

〇Takahiro Nakayama¹, Tetsuya Iijima¹, Yasutomo Kumakura¹, Emi Nakajima¹, Yuki Sakamoto¹, Takashi Matsukawa¹ (1. University of Yamanashi Hospital Department of Anesthesiology)

〇Yuka Shibuya¹, Toko Fukushima¹ (1. The Jikei University Department of Anesthesiology)

〇suguru yamamoto¹, fumiko ono¹, eri ashikari¹, minoru nomura², makoto ozaki² (1. Ohkubo hospital, 2. Tokyo Women's Medical University Hospital)

〇Rie Katsurai¹, Misaki Kano¹, Eriya Imai¹, Hitoshi Sato¹, Osamu Kobayashi¹ (1. Kameda Medical Center)

〇Momoko Matsushima¹, Yuji Fukushima¹, Chisako Mukumoto¹ (1. Tama-Nambu Chiiki Hospital Department of Anesthesiology)