Varandas, Teresa <br/><br/>
Types of clinical studies. Systematic reviews.  [electronic resource] 

 -  Revista portuguesa de cardiologia : orgao oficial da Sociedade Portuguesa de Cardiologia = Portuguese journal of cardiology : an official journal of the Portuguese Society of Cardiology  Feb 2006 
 - 233-46 p.  digital 
<br/><br/> Publication Type: Journal Article; Review; Systematic Review 
<br/><br/><label>ISSN: </label>0870-2551 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Clinical Trials as Topic<br/>Databases, Bibliographic<br/>Evidence-Based Medicine<br/>Review Literature as Topic