Abdominal wall showing blood vessels

From: Tsai H, Yoshida T, Chuang T, et al. Transversus Abdominis Plane Block: An Updated Review of Anatomy and Techniques. Biomed Res Int 2017; 2017:8284363. Copyright © 2017 The Authors. Available at: https://www.hindawi.com/journals/bmri/2017/8284363/ (Accessed on October 18, 2021). Reproduced under the terms of the Creative Commons Attribution License 4.0.