Difficult but doable. Increasing the internal validity of OCM studies

Eric Barends, Barbara Janssen, Wouter ten Have, Steven ten Have

Research output: Contribution to JournalArticleAcademicpeer-review

Original languageEnglish
Pages (from-to)50-54
Number of pages5
JournalJournal of Applied Behavioral Science
Volume50
Issue number1
Publication statusPublished - Mar 2014

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