Comparison of inhalational methoxyflurane, intranasal fentanyl, and intravenous morphine for treatment of prehospital acute pain in Norway (PreMeFen): a randomised, non-inferiority, three-arm, phase 3 trial. (linkinghub.elsevier.com)

Authors: Simensen R … Heyerdahl F Journal: The Lancet Published: 2025-11-20 DOI: https://doi.org/10.1016/S0140-6736(25)01575-2