We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleThe importance of effect sizes.AuthorsAarts, Sil; van den Akker, Marjan; Winkens, BjornPublicationThe European journal of general practice, 2014, Vol 20, Issue 1, p61ISSN1751-1402Publication typeJournal ArticleDOI10.3109/13814788.2013.818655