{{Cite journal| doi = 10.1503/cmaj.101326| issn = 1488-2329 (Electronic) 0820-3946 (Print) 0820-3946 (Linking)| volume = 183| issue = 15| pages = –1116-26| last1 = Saccilotto| first1 = R. T.| last2 = Nickel| first2 = C. H.| last3 = Bucher| first3 = H. C.| last4 = Steyerberg| first4 = E. W.| last5 = Bingisser| first5 = R.| last6 = Koller| first6 = M. T.| title = San Francisco Syncope Rule to predict short-term serious outcomes: a systematic review| journal = CMAJ| date = 2011-09-29| pmid = 21948723}}