Sixten Melander, Gunnar Enlund, Helene Engstrand Lilja, Peter Frykholm. "The Covid-19 pandemic in Sweden: Prolonged and unevenly distributed effects on the volume of pediatric anesthesia and surgery demonstrated by data from the Swedish Perioperative Register." PLoS ONE (2025). https://doi.org/10.1371/journal.pone.0335400