Measurement Units
- Simple types can contain measurement units. It is incredibly important to capture the context of some data types i.e. are you measuring an infusion in in mg/decilitre or micromole/litre etc.
- Measurement units can have symbols.
- Measurement units can be derived from one another - this should be traceable.
- The catalogue comes preloaded with a set of SI and SI derived measurement units.
- They show which data types use them AND it should be easy to see which data elements, classes, models, domains use those data types etc.
For Example: 
And
