By St Andrews' Ambulance Association the British Red Cross St John Ambulance
By AAP - American Academy of Pediatrics
By American Geriatrics Society
By American Academy of Orthopaedic Surgeons
By Huszar, Robert J.
By Schimelpfenig, Tod, Lindsey, Linda
By Huszar MD, Robert J.
By Phalen, Tim
By Evans, Clayton
By Moulds, A., Martin, P., Bouchier-Hayes, T.A.I.
By Whitlock, Alan, Maher, Nicola
By Nigel Barraclough
By Howarth, David
By Duff, James MacGregor, Gormly, Peter
By Bates, Karen, Crozier, Kenda
By National Association of Emergency Medical Technicians US (NAEMT)
By DK
By St. Andrew's Ambulance Association, St. John Ambulance, British Red Cross
By St. John Ambulance, St. Andrew's Ambulance Association, British Red Cross Society
By John Ambulance
By Brown, Anthony F. T., Cadogan, Mike D.
By Moulton, Chris, Yates, David
By Rowlinson, Joanna
By Bortolotti, Dan
By Jandial, Rahul
By Armstrong, Lawrence E.
By Fischer, Stuart
By Duff, Jim, Gormly, Peter
By Mathew Hall, Sam Thenabadu, Chetan R Trivedy