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Kievlan, Daniel R., Christian Martin-Gill, Jeremy M. Kahn, Clifton W. Callaway, Donald M. Yealy, Derek C. Angus, und Christopher W. Seymour. "External Validation of a Prehospital Risk Score for Critical Illness." Crit Care 2016.

Kievlan, Daniel R., et al. "External Validation of a Prehospital Risk Score for Critical Illness." Crit Care 2016.