AHN LifeFlight, Pittsburgh, Pennsylvania (Mss Martini and Boswell and Messrs Faiello and Toy); and Metro Aviation, Shreveport, Louisiana (Mr Toy).

Correspondence: Alaina Martini, MSN, RN, CCRN, PHRN, CFRN, Allegheny General Hospital, 320 E. North Ave, Pittsburgh, PA 15206 ([email protected]).

The authors report no conflict of interest, financial or otherwise.