Knudsen Kati, Pöder Ulrika, Nilsson Ulrica, Högman Marieann, Larsson Anders, and Larsson Jan. 2018. “How Anaesthesiologists Understand Difficult Airway guidelines—an Interview Study”. Upsala Journal of Medical Sciences 122 (4):243–248. https://doi.org/10.1080/03009734.2017.1406020.