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Thomas JA, Raroque S, Scott WA, Toro-Figueroa LO, Levin DL.Thomas JA, et al. Among authors: levin dl.Crit Care Med. 1997 May;25(5):880-6. doi: 10.1097/00003246-199705000-00027.Crit Care Med. 1997.PMID: 9187611Review.
Vardi A, Jessen ME, Chao RY, Brink LW, Levin DL, Johnson RL.Vardi A, et al. Among authors: levin dl.Crit Care Med. 1995 Apr;23(4):726-32. doi: 10.1097/00003246-199504000-00022.Crit Care Med. 1995.PMID: 7712763
Farrell MM, Levin DL.Farrell MM, et al. Among authors: levin dl.Crit Care Med. 1993 Dec;21(12):1951-65. doi: 10.1097/00003246-199312000-00025.Crit Care Med. 1993.PMID: 8252903Review.