Ammann, Stefan, Eckehart Schoell, Ricardo Nieves Ortega, and Roland Bingisser. “Ultrasound-Guided Regional Anaesthesia and Reduction of Distal Radius Fractures in an Emergency Department”. Swiss Medical Weekly 150, no. 3940 (September 23, 2020): w20288. Accessed February 24, 2024. https://smw.ch/index.php/smw/article/view/2880.