TY - JOUR T1 - The costs and benefits of helicopter emergency ambulance services in England and Wales. JO - J Public Health Med PY - 1996/03/01 AU - Snooks HA AU - Nicholl JP AU - Brazier JE AU - Lees-Mlanga S ED - DO - DOI: 10.1093/oxfordjournals.pubmed.a024465 VL - 18 IS - 1 SP - 67 EP - 77 Y2 - 2025/05/19 ER -