Need to obtain XSD for result set.
Demographics
Correct statements about AQL 'being for EHR' to be broader (i.e. will work for demographics)
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- separate conformance for AQL lan extensions
- distinguish patient v population querying
- GDL - relationship with AQL - e.g. apply GDL over AQL results.
HF/TB: related: need the concept of Post in demographics
- Ocean did this via using Group - e.g. Care Team
Problems
Cartesian problem / permutation explosion - need semantics defined (refer to Seref Arikan analysis)
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