Magunia, Jens, Hans-Bernd Hopf, and Michael Schütz. “Blockade of the Distal Sciatic Nerve With the Patient in the Supine Position Using a Newly Developed Position Aid With Integrated Ultrasound Probe Holder”. International Journal of Clinical Anesthesia and Research 3, no. 1 (July 9, 2019): 003–006. Accessed December 15, 2025. https://www.anesthesiaresjournal.com/index.php/ijcar/article/view/ijcar-aid1012.