TY  - JOUR
PY  - 2002//
TI  - The rules have changed
JO  - Emergency medical services
A1  - Streger, Matthew R.
A1  - McElfresh, Ned
SP  - 71
EP  - 74
VL  - 31
IS  - 1
N2  - <p>[Abstract unavailable]</p> <p>Language: en</p>
LA  - en
SN  - 0094-6575
UR  - http://dx.doi.org/
ID  - ref1
ER  -