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Scenario #5 - Advanced querying with ECL and implicit Valuesets (No capes!  I mean hints.   No hints!)

In order to populate fields in your General Practice Medical application, you need to create implicit ValueSets using ECL to return:

  1. All the concepts that are members of the 450970008 | General Practice / Family Practice reference set (foundation metadata concept)|  Answerhttps://snowstorm-fhir.snomedtools.org/fhir/ValueSet/$expand?url=http://snomed.info/sct?fhir_vs=ecl/^450970008
  2. All the concepts that are members of the General Practice / Family Practice reference set and are a type of  125605004 | Fracture of bone (disorder)|  Answerhttps://snowstorm-fhir.snomedtools.org/fhir/ValueSet/$expand?url=http://snomed.info/sct?fhir_vs=ecl/%5E450970008+AND+%3C%3C125605004     Hex 5E here is the hat symbol which is used as "Member Of Refset" in ECL
  3. All concepts that are respiratory disorders due to an allergic reaction to pollen Answerhttps://snowstorm-fhir.snomedtools.org/fhir/ValueSet/$expand?url=http://snomed.info/sct?fhir_vs=ecl/<<50043002:42752001=418364006   ECL here is more human readable as:  << 50043002 |Disorder of respiratory system (disorder)| : 42752001 |Due to (attribute)| = 418364006 |Allergic reaction caused by pollen (disorder)|
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