Emergency surgery for a ruptured bronchial artery aneurysm: a case report - Koyama, Tsutomu; Matsuoka, Shunichiro; Eguchi, Takashi; Koike, Sachie; Takeda, Testu; Miura, Kentaro; Hamanaka, Kazutoshi; Shimizu, Kimihiro (Current Challenges in Thoracic Surgery, 2021)