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| Authors | Calvin Hirsch (Affiliation: University of California, Davis, Medical Center, Sacramento, California, USA.) |
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| Journal | Evidence-based medicine (Evid Based Med) Vol. 12 Issue 2 Pg. 51 (Apr 2007) ISSN: 1473-6810 England |
| PMID | 17400643 (Publication Type: Comment, Journal Article) |