Author:
Werth Victoria P.,Voorhees John,Freedberg Irwin M.,Sontheimer Richard D.
Reference9 articles.
1. A comparison of observational studies and randomized, controlled trials;Benson;N Engl J Med,2000
2. Randomized, controlled trials, observational studies, and the hierarchy of research designs;Concato;N Engl J Med,2000
3. Time to Heal;Ludmerer,1999
4. Supply-side oncology (review of Robert Cooke: Dr. Folkman's War);Markel;The New York Times Book Review,2001
5. A college for its teachers;Pisetsky;Arthitis Rheum,1999
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