APA

Stiell I. G., Wells G. A., DeMaio V. J., Spaite D. W., Field B. J., Munkley D. P., Lyver M. B., Luinstra L. G. & Ward R. (19990204). Modifiable factors associated with improved cardiac arrest survival in a multicenter basic life support/defibrillation system: OPALS Study Phase I results. Ontario Prehospital Advanced Life Support. : Annals of emergency medicine.

Chicago

Stiell I G, Wells G A, DeMaio V J, Spaite D W, Field B J, Munkley D P, Lyver M B, Luinstra L G and Ward R. 19990204. Modifiable factors associated with improved cardiac arrest survival in a multicenter basic life support/defibrillation system: OPALS Study Phase I results. Ontario Prehospital Advanced Life Support. : Annals of emergency medicine.

Harvard

Stiell I. G., Wells G. A., DeMaio V. J., Spaite D. W., Field B. J., Munkley D. P., Lyver M. B., Luinstra L. G. and Ward R. (19990204). Modifiable factors associated with improved cardiac arrest survival in a multicenter basic life support/defibrillation system: OPALS Study Phase I results. Ontario Prehospital Advanced Life Support. : Annals of emergency medicine.

MLA

Stiell I G, Wells G A, DeMaio V J, Spaite D W, Field B J, Munkley D P, Lyver M B, Luinstra L G and Ward R. Modifiable factors associated with improved cardiac arrest survival in a multicenter basic life support/defibrillation system: OPALS Study Phase I results. Ontario Prehospital Advanced Life Support. : Annals of emergency medicine. 19990204.