APA (7th ed.) Citation

Ansari, U., Fastner, C., El-Battrawy, I., Lang, S., Zhou, X., Borggrefe, M., & Akin, I. (2018). Risk stratification in Takotsubo syndrome: A role of mitral annular plane systolic excursion. QJM: An International Journal of Medicine, 111(4), 231. https://doi.org/10.1093/qjmed/hcy003

Chicago Style (17th ed.) Citation

Ansari, U., C. Fastner, I. El-Battrawy, S. Lang, X. Zhou, M. Borggrefe, and I. Akin. "Risk Stratification in Takotsubo Syndrome: A Role of Mitral Annular Plane Systolic Excursion." QJM: An International Journal of Medicine 111, no. 4 (2018): 231. https://doi.org/10.1093/qjmed/hcy003.

MLA (9th ed.) Citation

Ansari, U., et al. "Risk Stratification in Takotsubo Syndrome: A Role of Mitral Annular Plane Systolic Excursion." QJM: An International Journal of Medicine, vol. 111, no. 4, 2018, p. 231, https://doi.org/10.1093/qjmed/hcy003.