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1
by Balk, Ethan, Chung, Mei, Chen, Minghua L., Trikalinos, Thomas A.
Published 2013
Agency for Healthcare Research and Quality
Subjects: ...Clinical Trials as Topic...

2
by Balk, Ethan, Chung, Mei, Chen, Minghua L., Trikalinos, Thomas A.
Published 2013
Agency for Healthcare Research and Quality
Subjects: ...Clinical Trials as Topic...

3
by Balk, Ethan
Published 2012
Agency for Healthcare Research and Quality, U.S. Department of Health and Human Services
Subjects: ...Clinical Trials as Topic...

4
by Balk, Ethan
Published 2012
Agency for Healthcare Research and Quality, U.S. Department of Health and Human Services
Subjects: ...Clinical Trials as Topic...

5
by Balk, Ethan
Published 2006
Agency for Healthcare Research and Quality
Subjects: ...Clinical Trials as Topic...

6
by Balk, Ethan
Published 2006
Agency for Healthcare Research and Quality
Subjects: ...Clinical Trials as Topic...