Changes in the risk factors for coronary spasm

oleh: Masanobu Ishii, Koichi Kaikita, Koji Sato, Kenshi Yamanaga, Takashi Miyazaki, Tomonori Akasaka, Noriaki Tabata, Yuichiro Arima, Daisuke Sueta, Kenji Sakamoto, Eiichiro Yamamoto, Kenichi Tsujita, Megumi Yamamuro, Sunao Kojima, Hirofumi Soejima, Seiji Hokimoto, Kunihiko Matsui, Hisao Ogawa