Zamudio Burbano, Mario, Felipe Castro Berrío, and David Prada Escobar. “Ultrasound Identification of the Cricothyroid Membrane. Systematic Review and Meta-Analysis ”. Colombian Journal of Anesthesiology 51, no. 3 (May 11, 2023). Accessed May 13, 2024. https://www.revcolanest.com.co/index.php/rca/article/view/1071.