RT Journal A1 Matthys J, De Meyere M T1 Clinical scores to predict streptococcal pharyngitis: Believers and nonbelievers JF JAMA Internal Medicine JO JAMA Internal Medicine YR 2013 FD January 14 VO 173 IS 1 SP 77 OP 78 DO 10.1001/2013.jamainternmed.741 UL http://dx.doi.org/10.1001/2013.jamainternmed.741 AB Now, how is it possible that clinical scores have gained poor traction in clinical practice? One reason is that other guidelines3 come to different conclusions than those by Fine et al2 and Centor.4