TY - BOOK ID - 145261487 TI - Special investigation report on emergency medical services operations PY - 2006 PB - Washington, D.C. : National Transportation Safety Board, DB - UniCat KW - Airplane ambulances KW - Helicopter ambulances KW - Airplane ambulances KW - Helicopter ambulances KW - Safety measures. KW - Safety measures. KW - Accidents KW - Accidents UR - https://www.unicat.be/uniCat?func=search&query=sysid:145261487 AB - ER -