By Al Baker, The New York Times, July 12, 2011
The Fire Department New York City (FDNY) began citywide use of SDI’s Mayday/Rollcall Application (MRA) software running on the Electronic Fireground Accountability System (EFAS).

http://www.nytimes.com/2011/07/13/nyregion/new-fdny-software-would-allow-faster-mayday-responses.html