We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleDoes practice really make perfect?AuthorsLaine, Christine; Sox, Harold CPublicationAnnals of internal medicine, 2003, Vol 139, Issue 8, p696ISSN1539-3704Publication typeCommentaryDOI10.7326/0003-4819-139-8-200310210-00014