APA (7th ed.) Citation

Ma, Z., Lan, X., & Bainey, K. R. Systemic Lupus Erythematosus: Initial Manifestation as Cardiac Tamponade? American College of Physicians.

Chicago Style (17th ed.) Citation

Ma, Zechen, Xiaoyang Lan, and Kevin R. Bainey. Systemic Lupus Erythematosus: Initial Manifestation as Cardiac Tamponade? American College of Physicians.

MLA (9th ed.) Citation

Ma, Zechen, et al. Systemic Lupus Erythematosus: Initial Manifestation as Cardiac Tamponade? American College of Physicians.

Warning: These citations may not always be 100% accurate.