📁 4. Adapting and exchanging FHIR

This unit explains the terms that let real projects adapt the shared FHIR foundation to a particular setting.

After this unit, you should be able to:

1. explain what the letters in FHIR stand for;
2. describe the 80/20 principle without treating it as a fixed quota;
3. distinguish a base resource, profile, extension, and implementation guide; and
4. recognize common ways of exchanging FHIR information without memorizing a fixed number of paradigms.

Start with FHIR is a standard, then continue through the pages in order.