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commentaries: A call for more RCTs (Research that is Conceptual and Thoughtful)

Authors


Edward Krupat, Harvard Medical School – Center for Evaluation, 260 Longwood Avenue, 384 MEC, Boston, Massachusetts 02115, USA. Tel: 00 1 617 432 1689; Fax: 00 1 617 734 5224; E-mail: ed_krupat@hms.harvard.edu

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