APA استشهاد

Porizka, M., Kunstyr, J., Vanek, T., Nejedly, M., Buckova, J., Mokrejs, J., & Mosna, F. (2017). Postoperative Outcome of High-Risk Octogenarians Undergoing Cardiac Surgery: A Multicenter Observational Retrospective Study. Ann Thorac Cardiovasc Surg.

استشهاد بنمط شيكاغو

Porizka, Michal, Jan Kunstyr, Tomas Vanek, Michal Nejedly, Jana Buckova, Jiri Mokrejs, و Frantisek Mosna. "Postoperative Outcome of High-Risk Octogenarians Undergoing Cardiac Surgery: A Multicenter Observational Retrospective Study." Ann Thorac Cardiovasc Surg 2017.

MLA استشهاد

Porizka, Michal, et al. "Postoperative Outcome of High-Risk Octogenarians Undergoing Cardiac Surgery: A Multicenter Observational Retrospective Study." Ann Thorac Cardiovasc Surg 2017.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.