AU  - Galvagno SM, Haut ER, Zafar S, et al
TI  - ASsociation between helicopter vs ground emergency medical services and survival for adults with major trauma
PT  - JOUR
DP  - 2012
TA  - JAMA
pages = {1602-1610},
VI  - 307
IP  - 15
AID  - 10.1001/jama.2012.467 [doi]
4100  - http://dx.doi.org/10.1001/jama.2012.467
SO  - JAMA April 18, 2012 307(15):1602