APA
Rufino Nascimento L. G., Dehant P., Jimenez M., Dequeker J. L., Castela E. & Choussat A. (19900515). [Calculation of the pulmonary to systemic flow ratio using echo-Doppler in septal defects--correlation with oximetry]. : Revista portuguesa de cardiologia : orgao oficial da Sociedade Portuguesa de Cardiologia = Portuguese journal of cardiology : an official journal of the Portuguese Society of Cardiology.
Chicago
Rufino Nascimento L G, Dehant P, Jimenez M, Dequeker J L, Castela E and Choussat A. 19900515. [Calculation of the pulmonary to systemic flow ratio using echo-Doppler in septal defects--correlation with oximetry]. : Revista portuguesa de cardiologia : orgao oficial da Sociedade Portuguesa de Cardiologia = Portuguese journal of cardiology : an official journal of the Portuguese Society of Cardiology.
Harvard
Rufino Nascimento L. G., Dehant P., Jimenez M., Dequeker J. L., Castela E. and Choussat A. (19900515). [Calculation of the pulmonary to systemic flow ratio using echo-Doppler in septal defects--correlation with oximetry]. : Revista portuguesa de cardiologia : orgao oficial da Sociedade Portuguesa de Cardiologia = Portuguese journal of cardiology : an official journal of the Portuguese Society of Cardiology.
MLA
Rufino Nascimento L G, Dehant P, Jimenez M, Dequeker J L, Castela E and Choussat A. [Calculation of the pulmonary to systemic flow ratio using echo-Doppler in septal defects--correlation with oximetry]. : Revista portuguesa de cardiologia : orgao oficial da Sociedade Portuguesa de Cardiologia = Portuguese journal of cardiology : an official journal of the Portuguese Society of Cardiology. 19900515.