E. . Mendes, T. . Semerkant, and O. Y. . Cok, “Application of a conventional paravertebral block on the thorax with a novel intrathoracic approach during the intraoperative period: Two case reports: Paravertebral block with an intrathoracic approach”, J Surg Med, vol. 7, no. 3, pp. 249–251, Mar. 2023.