{{Cite journal| doi = 10.1111/j.1553-2712.2011.01126.x| issn = 1553-2712 (Electronic) 1069-6563 (Linking)| volume = 18| issue = 8| pages = 851–9| last1 = Nickel| first1 = C. H.| last2 = Ruedinger| first2 = J.| last3 = Misch| first3 = F.| last4 = Blume| first4 = K.| last5 = Maile| first5 = S.| last6 = Schulte| first6 = J.| last7 = Kohrle| first7 = J.| last8 = Hartmann| first8 = O.| last9 = Giersdorf| first9 = S.| last10 = Bingisser| first10 = R.| title = Copeptin and peroxiredoxin-4 independently predict mortality in patients with nonspecific complaints presenting to the emergency department| journal = Acad Emerg Med| date = 2011-08-17| pmid = 21843221}}