PT - JOURNAL ARTICLE AU - Brianna Dowd AU - Adel Elkbuli TI - In response to: Helicopter versus ground ambulance: review of national database for outcomes in survival in transferred trauma patients in the USA Michaels D, Pham H, Puckett Y, <em>et al</em> Trauma Surg Acute Care Open 2019;4:e000211 AID - 10.1136/tsaco-2019-000404 DP - 2019 Nov 01 TA - Trauma Surgery &amp; Acute Care Open PG - e000404 VI - 4 IP - 1 4099 - http://tsaco.bmj.com/content/4/1/e000404.short 4100 - http://tsaco.bmj.com/content/4/1/e000404.full SO - Trauma Surg Acute Care Open2019 Nov 01; 4