APA (7th ed.) Citation

Katzenschlager, S., Kaltschmidt, N., Dietrich, M., Fiedler-Kalenka, M., Klemm, S. M., Kofler, O., . . . Popp, E. (2026). Prehospital transesophageal echocardiography versus conventional advanced life support in out-of-hospital cardiac arrest (PHTEE-OHCA): A randomized controlled pilot study. Critical care, 30, . https://doi.org/10.1186/s13054-025-05805-w

Chicago Style (17th ed.) Citation

Katzenschlager, Stephan, et al. "Prehospital Transesophageal Echocardiography Versus Conventional Advanced Life Support in Out-of-hospital Cardiac Arrest (PHTEE-OHCA): A Randomized Controlled Pilot Study." Critical Care 30 (2026). https://doi.org/10.1186/s13054-025-05805-w.

MLA (9th ed.) Citation

Katzenschlager, Stephan, et al. "Prehospital Transesophageal Echocardiography Versus Conventional Advanced Life Support in Out-of-hospital Cardiac Arrest (PHTEE-OHCA): A Randomized Controlled Pilot Study." Critical Care, vol. 30, 2026, https://doi.org/10.1186/s13054-025-05805-w.