APA
Longo A., . (19900524). [Role of beta-blockers in the pharmacologic treatment of congestive heart failure]. : 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
Longo A, . 19900524. [Role of beta-blockers in the pharmacologic treatment of congestive heart failure]. : 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
Longo A., . (19900524). [Role of beta-blockers in the pharmacologic treatment of congestive heart failure]. : 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
Longo A, . [Role of beta-blockers in the pharmacologic treatment of congestive heart failure]. : Revista portuguesa de cardiologia : orgao oficial da Sociedade Portuguesa de Cardiologia = Portuguese journal of cardiology : an official journal of the Portuguese Society of Cardiology. 19900524.