APA

Abdel Fattah E. M., Girgis H. Y. A., El Khashab K., Ashour Z. A. & Ezzat G. M. (20160613). B-type Natriuretic Peptide as an Index of Symptoms and Severity of Chronic Rheumatic Mitral Regurgitation. : Heart views : the official journal of the Gulf Heart Association.

Chicago

Abdel Fattah Eman M, Girgis Hany Younan Azer, El Khashab Khaled, Ashour Zeinab A and Ezzat Ghada M. 20160613. B-type Natriuretic Peptide as an Index of Symptoms and Severity of Chronic Rheumatic Mitral Regurgitation. : Heart views : the official journal of the Gulf Heart Association.

Harvard

Abdel Fattah E. M., Girgis H. Y. A., El Khashab K., Ashour Z. A. and Ezzat G. M. (20160613). B-type Natriuretic Peptide as an Index of Symptoms and Severity of Chronic Rheumatic Mitral Regurgitation. : Heart views : the official journal of the Gulf Heart Association.

MLA

Abdel Fattah Eman M, Girgis Hany Younan Azer, El Khashab Khaled, Ashour Zeinab A and Ezzat Ghada M. B-type Natriuretic Peptide as an Index of Symptoms and Severity of Chronic Rheumatic Mitral Regurgitation. : Heart views : the official journal of the Gulf Heart Association. 20160613.