APA (7th ed.) Citation

Al-Ali, A. K., & Merle, U. (2022). Clinical presentation, disease course, and outcome of COVID-19 in hospitalized patients with and without pre-existing cardiac disease: A cohort study across 18 countries. European heart journal, 43(11), . https://doi.org/10.1093/eurheartj/ehab656

Chicago Style (17th ed.) Citation

Al-Ali, Amein K., and Uta Merle. "Clinical Presentation, Disease Course, and Outcome of COVID-19 in Hospitalized Patients with and Without Pre-existing Cardiac Disease: A Cohort Study Across 18 Countries." European Heart Journal 43, no. 11 (2022). https://doi.org/10.1093/eurheartj/ehab656.

MLA (9th ed.) Citation

Al-Ali, Amein K., and Uta Merle. "Clinical Presentation, Disease Course, and Outcome of COVID-19 in Hospitalized Patients with and Without Pre-existing Cardiac Disease: A Cohort Study Across 18 Countries." European Heart Journal, vol. 43, no. 11, 2022, https://doi.org/10.1093/eurheartj/ehab656.