Limits to clinical trials in surgical areas
Randomized clinical trials are considered to be the gold standard of evidence-based medicine nowadays. However, it is important that we point out some limitations of randomized clinical trials relating to surgical interventions. There are limitations that affect the external and internal validity of...
| Main Authors: | , |
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| Format: | Article |
| Language: | English |
| Published: |
Elsevier España
2011-01-01
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| Series: | Clinics |
| Subjects: | |
| Online Access: | http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1807-59322011000100027 |