The concept claims that future conflicts will feature asymmetric threats requiring land forces to be flexible, able to deploy quickly and operate in urban terrain.

This included light aid detachments, which could deploy quickly to recover or repair equipment on the line, or in transit to the front.

Spearhead units would sometimes deploy quickly to tackle opposition, while follow-on echelons bypassed such engagements to strike deeper.

To be effective, though, the assistance has to be deployed quickly.

It needs access to a trained, standing reserve of doctors and public health, epidemiology and logistics experts who can be deployed quickly to help national health services.