{{Cite journal| doi = 10.1186/s12873-022-00665-x| issn = 1471-227X (Electronic) 1471-227X (Linking)| volume = 22| issue = 1| pages = 109| last1 = Birrenbach| first1 = T.| last2 = Hoffmann| first2 = M.| last3 = Hautz| first3 = S. C.| last4 = Kammer| first4 = J. E.| last5 = Exadaktylos| first5 = A. K.| last6 = Sauter| first6 = T. C.| last7 = Muller| first7 = M.| last8 = Hautz| first8 = W. E.| title = Frequency and predictors of unspecific medical diagnoses in the emergency department: a prospective observational study| journal = BMC Emerg Med| date = 2022-06-16| pmid = 35705901}}