 The need for a Physician/Nurse combination has diminished with more protocol and evidence-based applications for care by nurses and other clinicians and so the inclusion of respiratory therapists in all modes of air transport is becoming more prominent.Retrieval Doctor/Physician — Criteria for working as a medical doctor (known as "physician" in the USA) in aeromedical services depends on the jurisdiction.In Australia, where aeromedical retrieval medicine is a well-established medical field, retrieval doctors must be experienced in a critical care specialty (i.e.