APA aipamena

Theocharis, G. J., Arvaniti, V., Assimakopoulos, S. F., Thomopoulos, K. C., Xourgias, V., Mylonakou, I., & Nikolopoulou, V. N. (2008). Acute upper gastrointestinal bleeding in octogenarians: Clinical outcome and factors related to mortality. The WJG Press and Baishideng.

Chicago Style aipamena

Theocharis, George J., Vassiliki Arvaniti, Stelios F. Assimakopoulos, Konstantinos C. Thomopoulos, Vassilis Xourgias, Irini Mylonakou, and Vassiliki N. Nikolopoulou. Acute Upper Gastrointestinal Bleeding in Octogenarians: Clinical Outcome and Factors Related to Mortality. The WJG Press and Baishideng, 2008.

MLA aipamena

Theocharis, George J., et al. Acute Upper Gastrointestinal Bleeding in Octogenarians: Clinical Outcome and Factors Related to Mortality. The WJG Press and Baishideng, 2008.