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