{{Cite journal| doi = 10.1016/j.jcrc.2021.09.025| issn = 1557-8615 (Electronic) 0883-9441 (Linking)| volume = 67| pages = 57–65| last1 = Loretz| first1 = N.| last2 = Becker| first2 = C.| last3 = Hochstrasser| first3 = S.| last4 = Metzger| first4 = K.| last5 = Beck| first5 = K.| last6 = Mueller| first6 = J.| last7 = Gross| first7 = S.| last8 = Vincent| first8 = A.| last9 = Amacher| first9 = S. A.| last10 = Sutter| first10 = R.| last11 = Tisljar| first11 = K.| last12 = Schuetz| first12 = P.| last13 = Bernasconi| first13 = L.| last14 = Neyer| first14 = P.| last15 = Pargger| first15 = H.| last16 = Marsch| first16 = S.| last17 = Hunziker| first17 = S.| title = Activation of the kynurenine pathway predicts mortality and neurological outcome in cardiac arrest patients: A validation study| journal = J Crit Care| date = 2021-10-22| pmid = 34673332}}