Complex sentence: The units can act in a stationary capacity as a casualty clearing station, field hospital or treatment center; alternatively, they can be used to transport multiple stretcher-or wheelchair-bound patients from scene to the next definitive point of care.
Split into simpler sentences: The units can act in a stationary capacity as a casualty clearing station, field hospital or treatment center. Alternatively, they can be used to transport multiple stretcher patients from scene to the next definitive point of care.