Mathes, Tim <br/><br/>
Registry-based randomized controlled trials merged the strength of randomized controlled trails and observational studies and give rise to more pragmatic trials.  [electronic resource] 

 -  Journal of clinical epidemiology  01 2018 
 - 120-127 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1878-5921 
<br/><br/><label>Standard No.: </label>10.1016/j.jclinepi.2017.09.017  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Denmark<br/>Humans<br/>Observational Studies as Topic<br/>Pragmatic Clinical Trials as Topic<br/>Randomized Controlled Trials as Topic<br/>Registries<br/>Research Design<br/>Sample Size<br/>Sweden