{{Cite journal| doi = 10.1007/s00402-021-04275-3| issn = 1434-3916 (Electronic) 0936-8051 (Linking)| volume = 142| issue = 12| pages = 3869–3876| last1 = Kusen| first1 = J. Q.| last2 = Beeres| first2 = F. J. P.| last3 = van der Vet| first3 = P. C. R.| last4 = Poblete| first4 = B.| last5 = Geuss| first5 = S.| last6 = Babst| first6 = R.| last7 = Knobe| first7 = M.| last8 = Wijdicks| first8 = F. J. G.| last9 = Link| first9 = B. C.| title = Inter-rater agreement in pPOSSUM scores of geriatric trauma patients: a prospective evaluation| journal = Arch Orthop Trauma Surg| date = 2022-01-16| pmid = 35031826}}