000 nam a22 7a 4500
999 _c12868
_d12868
020 _a9780323354790
082 _a616.025
_bWAL
100 _aWalls, Ron M
245 _aRosen's emergency medicine : concepts and clinical practice ; Vol.2
250 _a9th ed.
260 _aPhiladelphia
_bElsevier
_c2018
300 _a1240-2443 p.
654 _aEmergency Medicine
700 _aWalls, Ron M
942 _cBK