Original article
Authors: C. Kovacs, S. W. Jarvis, D. R. Prytherch, P. Meredith, P. E. Schmidt, J. S. Briggs et al.
Notes: Effective early warning
0
Original article
Authors: M. Eriksson, O. Brattström, E. Larsson, A. Oldner
Notes: Mortality sustained for years
Systematic review
Authors: G. R. F. Murphy, M. D. Gardiner, G. E. Glass, I. A. Kreis, A. Jain, S. Hettiaratchy et al.
Notes: Not necessary