APA Цитирование

Özdemir, İ. H., Özlek, B., & Çetin, N. (2021). Permanent atrial fibrillation portends poor outcomes in hospitalized patients with COVID-19: A retrospective observational study. J Electrocardiol.

Chicago-стиль цитирования

Özdemir, İbrahim Halil, Bülent Özlek, and Nurullah Çetin. "Permanent Atrial Fibrillation Portends Poor Outcomes in Hospitalized Patients With COVID-19: A Retrospective Observational Study." J Electrocardiol 2021.

MLA-цитирование

Özdemir, İbrahim Halil, Bülent Özlek, and Nurullah Çetin. "Permanent Atrial Fibrillation Portends Poor Outcomes in Hospitalized Patients With COVID-19: A Retrospective Observational Study." J Electrocardiol 2021.

Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.