Chacon, Bruno Pessoa, Samuel Reis da Silva, Gabriele Fialho Silveira, and Marina Ayres Delgado. “Ultrasound-Guided Bilateral Superior Laryngeal Nerve Block for Laryngospasm Prophylaxis in a Child With COVID-19: A Clinical Case Report”. Brazilian Journal of Case Reports 6, no. 1 (January 31, 2026): bjcr156. Accessed February 3, 2026. https://bjcasereports.com.br/index.php/bjcr/article/view/bjcr156.