AUTHOR=Petrucci Mariafrancesca , Spadavecchia Claudia , Bachmann Kaspar F. , Berger David , Mirra Alessandro , Casoni Daniela TITLE=The nociceptive withdrawal reflex during spinal analgesia in pigs undergoing veno-arterial extracorporeal membrane oxygenation: a prospective observational study JOURNAL=Frontiers in Veterinary Science VOLUME=11 YEAR=2024 URL=https://www.frontiersin.org/journals/veterinary-science/articles/10.3389/fvets.2024.1449297 DOI=10.3389/fvets.2024.1449297 ISSN=2297-1769