In 2004, yet another initiative was introduced ​ — a trial bicycle ambulance unit at London’s Heathrow Airport, an extension of a service already working in the city’s West End.
Pada tahun 2004, strategi lain diperkenalkan ​ — unit ambulans sepeda yang diuji - coba di Bandara Heathrow London, suatu layanan tambahan yang sudah beroperasi di daerah West End.